diff --git a/Cargo.toml b/Cargo.toml
index 838d2c2..3df4260 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -22,6 +22,7 @@ strum = "0.24"
 strum_macros = "0.24"
 base64 = "0.21.0"
 dashmap = "5.5.3"
+half = "2.4.1"
 
 [build-dependencies]
 tonic-build = { version = "0.8.2", default-features = false, features = [
@@ -30,3 +31,4 @@ tonic-build = { version = "0.8.2", default-features = false, features = [
 
 [dev-dependencies]
 rand = "0.8.5"
+futures = "0.3"
diff --git a/examples/collection.rs b/examples/collection.rs
index 97cbe74..8f8965b 100644
--- a/examples/collection.rs
+++ b/examples/collection.rs
@@ -9,7 +9,8 @@ use std::collections::HashMap;
 
 use rand::prelude::*;
 
-const DEFAULT_VEC_FIELD: &str = "embed";
+const FP32_VEC_FIELD: &str = "float32_vector_field";
+
 const DIM: i64 = 256;
 
 #[tokio::main]
@@ -26,8 +27,8 @@ async fn main() -> Result<(), Error> {
                 true,
             ))
             .add_field(FieldSchema::new_float_vector(
-                DEFAULT_VEC_FIELD,
-                "feature field",
+                FP32_VEC_FIELD,
+                "fp32 feature field",
                 DIM,
             ))
             .build()?;
@@ -48,8 +49,7 @@ async fn hello_milvus(client: &Client, collection: &CollectionSchema) -> Result<
         let embed = rng.gen();
         embed_data.push(embed);
     }
-    let embed_column =
-        FieldColumn::new(collection.get_field(DEFAULT_VEC_FIELD).unwrap(), embed_data);
+    let embed_column = FieldColumn::new(collection.get_field(FP32_VEC_FIELD).unwrap(), embed_data)?;
 
     client
         .insert(collection.name(), vec![embed_column], None)
@@ -62,7 +62,7 @@ async fn hello_milvus(client: &Client, collection: &CollectionSchema) -> Result<
         HashMap::from([("nlist".to_owned(), "32".to_owned())]),
     );
     client
-        .create_index(collection.name(), DEFAULT_VEC_FIELD, index_params)
+        .create_index(collection.name(), FP32_VEC_FIELD, index_params)
         .await?;
     client
         .load_collection(collection.name(), Some(LoadOptions::default()))
diff --git a/examples/fp16_and_bf16.rs b/examples/fp16_and_bf16.rs
new file mode 100644
index 0000000..bea9c08
--- /dev/null
+++ b/examples/fp16_and_bf16.rs
@@ -0,0 +1,119 @@
+use milvus::index::{IndexParams, IndexType};
+use milvus::options::LoadOptions;
+use milvus::query::SearchOptions;
+use milvus::schema::{CollectionSchema, CollectionSchemaBuilder};
+use milvus::{
+    client::Client, data::FieldColumn, error::Error, schema::FieldSchema,
+};
+
+use half::prelude::*;
+use rand::prelude::*;
+use std::collections::HashMap;
+
+const FP16_VEC_FIELD: &str = "float16_vector_field";
+const BF16_VEC_FIELD: &str = "bfloat16_vector_field";
+
+const DIM: i64 = 64;
+
+#[tokio::main]
+async fn main() -> Result<(), Error> {
+    const URL: &str = "http://localhost:19530";
+
+    let client = Client::new(URL).await?;
+
+    let schema =
+        CollectionSchemaBuilder::new("milvus_fp16", "fp16/bf16 example for milvus rust SDK")
+            .add_field(FieldSchema::new_primary_int64(
+                "id",
+                "primary key field",
+                true,
+            ))
+            .add_field(FieldSchema::new_float16_vector(
+                FP16_VEC_FIELD,
+                "fp16 feature field",
+                DIM,
+            ))
+            .add_field(FieldSchema::new_bfloat16_vector(
+                BF16_VEC_FIELD,
+                "bf16 feature field",
+                DIM,
+            ))
+            .build()?;
+    client.create_collection(schema.clone(), None).await?;
+
+    if let Err(err) = fp16_insert_and_query(&client, &schema).await {
+        println!("failed to run hello milvus: {:?}", err);
+    }
+    client.drop_collection(schema.name()).await?;
+
+    Ok(())
+}
+
+fn gen_random_f32_vector(n: i64) -> Vec<f32> {
+    let mut data = Vec::<f32>::with_capacity(n as usize);
+    let mut rng = rand::thread_rng();
+    for _ in 0..n {
+        data.push(rng.gen());
+    }
+    data
+}
+
+async fn fp16_insert_and_query(
+    client: &Client,
+    collection: &CollectionSchema,
+) -> Result<(), Error> {
+    let mut embed_data = Vec::<f32>::new();
+    for _ in 1..=DIM * 1000 {
+        let mut rng = rand::thread_rng();
+        let embed = rng.gen();
+        embed_data.push(embed);
+    }
+
+    // fp16 or bf16 vector accept Vec<f32>, Vec<f64> or Vec<f16>/Vec<bf16> as input
+    let bf16_column = FieldColumn::new(
+        collection.get_field(BF16_VEC_FIELD).unwrap(),
+        Vec::<bf16>::from_f32_slice(embed_data.as_slice()),
+    )?;
+    let fp16_column = FieldColumn::new(collection.get_field(FP16_VEC_FIELD).unwrap(), embed_data)?;
+
+    let result = client
+        .insert(collection.name(), vec![fp16_column, bf16_column], None)
+        .await?;
+    println!("insert cnt: {}", result.insert_cnt);
+    client.flush(collection.name()).await?;
+
+    let create_index_fut = [FP16_VEC_FIELD, BF16_VEC_FIELD].map(|field_name| {
+        let index_params = IndexParams::new(
+            field_name.to_string() + "_index",
+            IndexType::IvfFlat,
+            milvus::index::MetricType::L2,
+            HashMap::from([("nlist".to_owned(), "32".to_owned())]),
+        );
+        client.create_index(collection.name(), field_name, index_params)
+    });
+    futures::future::try_join_all(create_index_fut).await?;
+    client.flush(collection.name()).await?;
+    client
+        .load_collection(collection.name(), Some(LoadOptions::default()))
+        .await?;
+
+    // search
+    let q1 = Vec::<f16>::from_f32_slice(&gen_random_f32_vector(DIM));
+    let q2 = Vec::<f16>::from_f32_slice(&gen_random_f32_vector(DIM));
+    let option = SearchOptions::with_limit(3)
+        .metric_type(milvus::index::MetricType::L2)
+        .output_fields(vec!["id".to_owned(), FP16_VEC_FIELD.to_owned()]);
+    let result = client
+        .search(
+            collection.name(),
+            vec![q1.into(), q2.into()],
+            FP16_VEC_FIELD,
+            &option,
+        )
+        .await?;
+
+    println!("{:?}", result[0]);
+    println!("result num: {}, {}", result[0].size, result[1].size);
+
+    Ok(())
+}
diff --git a/src/collection.rs b/src/collection.rs
index d70748f..c8f7306 100644
--- a/src/collection.rs
+++ b/src/collection.rs
@@ -660,6 +660,7 @@ pub type ParamValue = serde_json::Value;
 pub use serde_json::json as ParamValue;
 
 // search result for a single vector
+#[derive(Debug)]
 pub struct SearchResult<'a> {
     pub size: i64,
     pub id: Vec<Value<'a>>,
diff --git a/src/data.rs b/src/data.rs
index 7258bf6..efb0c23 100644
--- a/src/data.rs
+++ b/src/data.rs
@@ -1,13 +1,14 @@
-use std::borrow::Cow;
-
+use crate::error::Result;
 use crate::{
     proto::schema::{
         self, field_data::Field, scalar_field::Data as ScalarData,
         vector_field::Data as VectorData, DataType, ScalarField, VectorField,
     },
     schema::FieldSchema,
-    value::{Value, ValueVec},
+    value::{TryIntoValueVecWithDataType, Value, ValueVec},
 };
+use half::prelude::*;
+use std::borrow::Cow;
 
 pub trait HasDataType {
     fn data_type() -> DataType;
@@ -34,8 +35,12 @@ impl_has_data_type! {
     String, DataType::String,
     Cow<'_, str>, DataType::String,
     Vec<f32>, DataType::FloatVector,
+    Vec<f16>, DataType::Float16Vector,
+    Vec<bf16>, DataType::BFloat16Vector,
     Vec<u8>, DataType::BinaryVector,
     Cow<'_, [f32]>, DataType::FloatVector,
+    Cow<'_, [f16]>, DataType::Float16Vector,
+    Cow<'_, [bf16]>, DataType::BFloat16Vector,
     Cow<'_, [u8]>, DataType::BinaryVector
 }
 
@@ -72,15 +77,16 @@ impl From<schema::FieldData> for FieldColumn {
 }
 
 impl FieldColumn {
-    pub fn new<V: Into<ValueVec>>(schm: &FieldSchema, v: V) -> FieldColumn {
-        FieldColumn {
+    pub fn new<V: TryIntoValueVecWithDataType>(schm: &FieldSchema, v: V) -> Result<FieldColumn> {
+        let value: ValueVec = v.try_into_value_vec(schm.dtype)?;
+        Ok(FieldColumn {
             name: schm.name.clone(),
             dtype: schm.dtype,
-            value: v.into(),
+            value,
             dim: schm.dim,
             max_length: schm.max_length,
             is_dynamic: false,
-        }
+        })
     }
 
     pub fn get(&self, idx: usize) -> Option<Value<'_>> {
@@ -107,6 +113,14 @@ impl FieldColumn {
                 let dim = (self.dim / 8) as usize;
                 Value::Binary(Cow::Borrowed(&v[idx * dim..idx * dim + dim]))
             }
+            ValueVec::Float16(v) => {
+                let dim = self.dim as usize;
+                Value::Float16Array(Cow::Borrowed(&v[idx * dim..idx * dim + dim]))
+            }
+            ValueVec::BFloat16(v) => {
+                let dim = self.dim as usize;
+                Value::BFloat16Array(Cow::Borrowed(&v[idx * dim..idx * dim + dim]))
+            }
             ValueVec::String(v) => Value::String(Cow::Borrowed(v.get(idx)?.as_ref())),
             ValueVec::Json(v) => Value::Json(Cow::Borrowed(v.get(idx)?.as_ref())),
             ValueVec::Array(v) => Value::Array(Cow::Borrowed(v.get(idx)?)),
@@ -126,6 +140,8 @@ impl FieldColumn {
             (ValueVec::String(vec), Value::String(i)) => vec.push(i.to_string()),
             (ValueVec::Binary(vec), Value::Binary(i)) => vec.extend_from_slice(i.as_ref()),
             (ValueVec::Float(vec), Value::FloatArray(i)) => vec.extend_from_slice(i.as_ref()),
+            (ValueVec::Float16(vec), Value::Float16Array(i)) => vec.extend_from_slice(i.as_ref()),
+            (ValueVec::BFloat16(vec), Value::BFloat16Array(i)) => vec.extend_from_slice(i.as_ref()),
             _ => panic!("column type mismatch"),
         }
     }
@@ -135,6 +151,11 @@ impl FieldColumn {
         self.value.len() / self.dim as usize
     }
 
+    #[inline]
+    pub fn is_empty(&self) -> bool {
+        self.len() == 0
+    }
+
     pub fn copy_with_metadata(&self) -> Self {
         Self {
             dim: self.dim,
@@ -151,6 +172,8 @@ impl FieldColumn {
                 ValueVec::String(_) => ValueVec::String(Vec::new()),
                 ValueVec::Json(_) => ValueVec::Json(Vec::new()),
                 ValueVec::Binary(_) => ValueVec::Binary(Vec::new()),
+                ValueVec::Float16(_) => ValueVec::Float16(Vec::new()),
+                ValueVec::BFloat16(_) => ValueVec::BFloat16(Vec::new()),
                 ValueVec::Array(_) => ValueVec::Array(Vec::new()),
             },
             is_dynamic: self.is_dynamic,
@@ -176,6 +199,7 @@ impl From<FieldColumn> for schema::FieldData {
                     data: Some(ScalarData::LongData(schema::LongArray { data: v })),
                 }),
                 ValueVec::Float(v) => match this.dtype {
+                    // both scalar and vector fields accept 1-d float array
                     DataType::Float => Field::Scalars(ScalarField {
                         data: Some(ScalarData::FloatData(schema::FloatArray { data: v })),
                     }),
@@ -204,6 +228,20 @@ impl From<FieldColumn> for schema::FieldData {
                     data: Some(VectorData::BinaryVector(v)),
                     dim: this.dim,
                 }),
+                ValueVec::BFloat16(v) => {
+                    let v: Vec<u8> = v.into_iter().flat_map(|x| x.to_le_bytes()).collect();
+                    Field::Vectors(VectorField {
+                        data: Some(VectorData::Bfloat16Vector(v)),
+                        dim: this.dim,
+                    })
+                }
+                ValueVec::Float16(v) => {
+                    let v: Vec<u8> = v.into_iter().flat_map(|x| x.to_le_bytes()).collect();
+                    Field::Vectors(VectorField {
+                        data: Some(VectorData::Float16Vector(v)),
+                        dim: this.dim,
+                    })
+                }
             }),
             is_dynamic: false,
         }
@@ -236,7 +274,9 @@ impl_from_field! {
     Vec<i64>[Field::Scalars(ScalarField {data: Some(ScalarData::LongData(schema::LongArray { data }))}) => Some(data)],
     Vec<String>[Field::Scalars(ScalarField {data: Some(ScalarData::StringData(schema::StringArray { data }))}) => Some(data)],
     Vec<f64>[Field::Scalars(ScalarField {data: Some(ScalarData::DoubleData(schema::DoubleArray { data }))}) => Some(data)],
-    Vec<u8>[Field::Vectors(VectorField {data: Some(VectorData::BinaryVector(data)), ..}) => Some(data)]
+    Vec<u8>[Field::Vectors(VectorField {data: Some(VectorData::BinaryVector(data)), ..}) => Some(data)],
+    Vec<f16>[Field::Vectors(VectorField {data: Some(VectorData::Float16Vector(data)), ..}) => Some(data.chunks(2).map(|x|f16::from_le_bytes([x[0], x[1]])).collect())],
+    Vec<bf16>[Field::Vectors(VectorField {data: Some(VectorData::Bfloat16Vector(data)), ..}) => Some(data.chunks(2).map(|x|bf16::from_le_bytes([x[0], x[1]])).collect())]
 }
 
 impl FromField for Vec<f32> {
diff --git a/src/mutate.rs b/src/mutate.rs
index 17680f6..0322dee 100644
--- a/src/mutate.rs
+++ b/src/mutate.rs
@@ -1,19 +1,15 @@
-use prost::bytes::{BufMut, BytesMut};
 
 use crate::error::Result;
 use crate::{
     client::Client,
-    collection,
     data::FieldColumn,
     error::Error,
     proto::{
         self,
         common::{MsgBase, MsgType},
         milvus::{InsertRequest, UpsertRequest},
-        schema::{scalar_field::Data, DataType},
+        schema::DataType,
     },
-    schema::FieldData,
-    utils::status_to_result,
     value::ValueVec,
 };
 
diff --git a/src/partition.rs b/src/partition.rs
index 0e13909..34af03a 100644
--- a/src/partition.rs
+++ b/src/partition.rs
@@ -4,7 +4,6 @@ use crate::error::*;
 use crate::{
     client::Client,
     proto::{
-        self,
         common::{MsgBase, MsgType},
     },
     utils::status_to_result,
diff --git a/src/query.rs b/src/query.rs
index 044e4c6..c13b882 100644
--- a/src/query.rs
+++ b/src/query.rs
@@ -1,8 +1,7 @@
-use std::borrow::Borrow;
-use std::collections::HashMap;
-
+use half::{bf16, f16};
 use prost::bytes::BytesMut;
 use prost::Message;
+use std::collections::HashMap;
 
 use crate::client::{Client, ConsistencyLevel};
 use crate::collection::{ParamValue, SearchResult};
@@ -372,6 +371,8 @@ fn get_place_holder_value(vectors: Vec<Value>) -> Result<PlaceholderValue> {
 
     match vectors[0] {
         Value::FloatArray(_) => place_holder.r#type = PlaceholderType::FloatVector as _,
+        Value::Float16Array(_) => place_holder.r#type = PlaceholderType::Float16Vector as _,
+        Value::BFloat16Array(_) => place_holder.r#type = PlaceholderType::BFloat16Vector as _,
         Value::Binary(_) => place_holder.r#type = PlaceholderType::BinaryVector as _,
         _ => {
             return Err(SuperError::from(crate::collection::Error::IllegalType(
@@ -381,14 +382,25 @@ fn get_place_holder_value(vectors: Vec<Value>) -> Result<PlaceholderValue> {
         }
     };
 
+    macro_rules! place_holder_push_bytes {
+        ($d:expr, $t:ty) => {
+            let mut bytes = Vec::<u8>::with_capacity($d.len() * size_of::<$t>());
+            for f in $d.iter() {
+                bytes.extend_from_slice(&f.to_le_bytes());
+            }
+            place_holder.values.push(bytes)
+        };
+    }
     for v in &vectors {
         match (v, &vectors[0]) {
             (Value::FloatArray(d), Value::FloatArray(_)) => {
-                let mut bytes = Vec::<u8>::with_capacity(d.len() * 4);
-                for f in d.iter() {
-                    bytes.extend_from_slice(&f.to_le_bytes());
-                }
-                place_holder.values.push(bytes)
+                place_holder_push_bytes!(d, f32);
+            }
+            (Value::Float16Array(d), Value::Float16Array(_)) => {
+                place_holder_push_bytes!(d, f16);
+            }
+            (Value::BFloat16Array(d), Value::BFloat16Array(_)) => {
+                place_holder_push_bytes!(d, bf16);
             }
             (Value::Binary(d), Value::Binary(_)) => place_holder.values.push(d.to_vec()),
             _ => {
diff --git a/src/schema.rs b/src/schema.rs
index 73460b2..b866b4b 100644
--- a/src/schema.rs
+++ b/src/schema.rs
@@ -153,7 +153,7 @@ pub struct FieldSchema {
     pub is_primary: bool,
     pub auto_id: bool,
     pub chunk_size: usize,
-    pub dim: i64,        // only for BinaryVector and FloatVector
+    pub dim: i64, // only for BinaryVector, FloatVector, Float16Vector and BFloat16Vector
     pub max_length: i32, // only for VarChar
 }
 
@@ -392,12 +392,49 @@ impl FieldSchema {
             max_length: 0,
         }
     }
+
+    pub fn new_float16_vector(name: &str, description: &str, dim: i64) -> Self {
+        if dim <= 0 {
+            panic!("dim should be positive");
+        }
+
+        Self {
+            name: name.to_owned(),
+            description: description.to_owned(),
+            dtype: DataType::Float16Vector,
+            chunk_size: dim as usize,
+            dim,
+            is_primary: false,
+            auto_id: false,
+            max_length: 0,
+        }
+    }
+
+    pub fn new_bfloat16_vector(name: &str, description: &str, dim: i64) -> Self {
+        if dim <= 0 {
+            panic!("dim should be positive");
+        }
+
+        Self {
+            name: name.to_owned(),
+            description: description.to_owned(),
+            dtype: DataType::BFloat16Vector,
+            chunk_size: dim as usize,
+            dim,
+            is_primary: false,
+            auto_id: false,
+            max_length: 0,
+        }
+    }
 }
 
 impl From<FieldSchema> for schema::FieldSchema {
     fn from(fld: FieldSchema) -> schema::FieldSchema {
         let params = match fld.dtype {
-            DataType::BinaryVector | DataType::FloatVector => vec![KeyValuePair {
+            DataType::BinaryVector
+            | DataType::FloatVector
+            | DataType::Float16Vector
+            | DataType::BFloat16Vector => vec![KeyValuePair {
                 key: "dim".to_string(),
                 value: fld.dim.to_string(),
             }],
@@ -465,16 +502,16 @@ impl CollectionSchema {
     pub fn is_valid_vector_field(&self, field_name: &str) -> Result<()> {
         for f in &self.fields {
             if f.name == field_name {
-                if f.dtype == DataType::BinaryVector || f.dtype == DataType::FloatVector {
-                    return Ok(());
-                } else {
-                    return Err(error::Error::from(Error::NotVectorField(
-                        field_name.to_owned(),
-                    )));
-                }
+                return match f.dtype {
+                    DataType::BinaryVector
+                    | DataType::FloatVector
+                    | DataType::Float16Vector
+                    | DataType::BFloat16Vector => Ok(()),
+                    _ => Err(Error::NotVectorField(field_name.to_owned()).into()),
+                };
             }
         }
-        return Err(error::Error::from(Error::NoSuchKey(field_name.to_owned())));
+        Err(error::Error::from(Error::NoSuchKey(field_name.to_owned())))
     }
 }
 
diff --git a/src/value.rs b/src/value.rs
index f2c72e1..5e4b53b 100644
--- a/src/value.rs
+++ b/src/value.rs
@@ -1,5 +1,3 @@
-use std::borrow::Cow;
-
 use crate::proto::{
     self,
     schema::{
@@ -7,7 +5,12 @@ use crate::proto::{
         DataType,
     },
 };
+use half::prelude::*;
+use std::borrow::Cow;
+use strum_macros::Display;
 
+/// Value represents a scalar value or a vector value.
+#[derive(Debug, Clone, Display)]
 pub enum Value<'a> {
     None,
     Bool(bool),
@@ -18,6 +21,10 @@ pub enum Value<'a> {
     Float(f32),
     Double(f64),
     FloatArray(Cow<'a, [f32]>),
+    /// schema.proto uses bytes to represent binary_vector,
+    /// float16_vector and bfloat16_vector.
+    Float16Array(Cow<'a, [f16]>),
+    BFloat16Array(Cow<'a, [bf16]>),
     Binary(Cow<'a, [u8]>),
     String(Cow<'a, str>),
     Json(Cow<'a, [u8]>),
@@ -58,6 +65,8 @@ impl Value<'_> {
             Value::String(_) => DataType::String,
             Value::Json(_) => DataType::Json,
             Value::FloatArray(_) => DataType::FloatVector,
+            Value::Float16Array(_) => DataType::Float16Vector,
+            Value::BFloat16Array(_) => DataType::BFloat16Vector,
             Value::Binary(_) => DataType::BinaryVector,
             Value::Array(_) => DataType::Array,
         }
@@ -100,14 +109,89 @@ impl From<Vec<f32>> for Value<'static> {
     }
 }
 
-#[derive(Debug, Clone)]
+impl<'a> From<&'a [f16]> for Value<'a> {
+    fn from(v: &'a [f16]) -> Self {
+        Self::Float16Array(Cow::Borrowed(v))
+    }
+}
+
+impl From<Vec<f16>> for Value<'static> {
+    fn from(v: Vec<f16>) -> Self {
+        Self::Float16Array(Cow::Owned(v))
+    }
+}
+
+impl<'a> From<&'a [bf16]> for Value<'a> {
+    fn from(v: &'a [bf16]) -> Self {
+        Self::BFloat16Array(Cow::Borrowed(v))
+    }
+}
+
+impl From<Vec<bf16>> for Value<'static> {
+    fn from(v: Vec<bf16>) -> Self {
+        Self::BFloat16Array(Cow::Owned(v))
+    }
+}
+
+macro_rules! impl_try_from_for_value_column {
+    ( $($o: ident,$t: ty ),+ ) => {$(
+        impl TryFrom<Value<'_>> for $t {
+            type Error = crate::error::Error;
+            fn try_from(value: Value<'_>) -> Result<Self, Self::Error> {
+                match value {
+                    Value::$o(v) => Ok(v),
+                    _ => Err(crate::error::Error::Conversion),
+                }
+            }
+        }
+    )*};
+}
+
+impl_try_from_for_value_column! {
+    Bool,bool,
+    Int8,i8,
+    Int16,i16,
+    Int32,i32,
+    Long,i64,
+    Float,f32,
+    Double,f64
+}
+
+macro_rules! impl_try_from_for_value_column {
+    ( $($o: ident,$t: ty ),+ ) => {$(
+        impl TryFrom<Value<'_>> for $t {
+            type Error = crate::error::Error;
+            fn try_from(value: Value<'_>) -> Result<Self, Self::Error> {
+                match value {
+                    Value::$o(v) => Ok(v.into_owned()),
+                    _ => Err(crate::error::Error::Conversion),
+                }
+            }
+        }
+    )*};
+}
+
+impl_try_from_for_value_column! {
+    FloatArray,Vec<f32>,
+    Float16Array,Vec<f16>,
+    BFloat16Array,Vec<bf16>
+}
+
+/// ValueVec represents a column of data.
+/// Both scalar_field value and vector_field value are represented by 1-d array.
+#[derive(Debug, Clone, Display)]
 pub enum ValueVec {
     None,
     Bool(Vec<bool>),
     Int(Vec<i32>),
     Long(Vec<i64>),
+    /// float or float vector
     Float(Vec<f32>),
     Double(Vec<f64>),
+    /// float16 vector
+    Float16(Vec<f16>),
+    /// bfloat16 vector
+    BFloat16(Vec<bf16>),
     Binary(Vec<u8>),
     String(Vec<String>),
     Json(Vec<Vec<u8>>),
@@ -130,10 +214,83 @@ impl_from_for_value_vec! {
     Vec<i64>, Long,
     Vec<String>, String,
     Vec<u8>, Binary,
+    Vec<bf16>, BFloat16,
+    Vec<f16>, Float16,
     Vec<f32>, Float,
     Vec<f64>, Double
 }
 
+pub trait TryIntoValueVecWithDataType: Into<ValueVec> {
+    fn try_into_value_vec(self, dtype: DataType) -> crate::error::Result<ValueVec>;
+}
+
+impl TryIntoValueVecWithDataType for Vec<f32> {
+    fn try_into_value_vec(self, dtype: DataType) -> crate::error::Result<ValueVec> {
+        let v: ValueVec = match dtype {
+            DataType::Float16Vector => {
+                let v: Vec<f16> = Vec::<f16>::from_f32_slice(&self);
+                v.into()
+            }
+            DataType::BFloat16Vector => {
+                let v: Vec<bf16> = Vec::<bf16>::from_f32_slice(&self);
+                v.into()
+            }
+            _ => self.into(),
+        };
+        if v.check_dtype(dtype) {
+            Ok(v)
+        } else {
+            Err(crate::error::Error::Conversion)
+        }
+    }
+}
+
+impl TryIntoValueVecWithDataType for Vec<f64> {
+    fn try_into_value_vec(self, dtype: DataType) -> crate::error::Result<ValueVec> {
+        let v: ValueVec = match dtype {
+            DataType::Float16Vector => {
+                let v: Vec<f16> = Vec::<f16>::from_f64_slice(&self);
+                v.into()
+            }
+            DataType::BFloat16Vector => {
+                let v: Vec<bf16> = Vec::<bf16>::from_f64_slice(&self);
+                v.into()
+            }
+            _ => self.into(),
+        };
+        if v.check_dtype(dtype) {
+            Ok(v)
+        } else {
+            Err(crate::error::Error::Conversion)
+        }
+    }
+}
+
+macro_rules! impl_try_into_value_vec_with_datatype {
+    ( $($t: ty),+ ) => {$(
+        impl TryIntoValueVecWithDataType for $t {
+            fn try_into_value_vec(self, dtype: DataType) -> crate::error::Result<ValueVec> {
+                let v: ValueVec = self.into();
+                if v.check_dtype(dtype) {
+                    Ok(v)
+                } else {
+                    Err(crate::error::Error::Conversion)
+                }
+            }
+        }
+    )*};
+}
+
+impl_try_into_value_vec_with_datatype!(
+    Vec<bool>,
+    Vec<i32>,
+    Vec<i64>,
+    Vec<String>,
+    Vec<u8>,
+    Vec<bf16>,
+    Vec<f16>
+);
+
 macro_rules! impl_try_from_for_value_vec {
     ( $($o: ident, $t: ty ),+ ) => {$(
         impl TryFrom<ValueVec> for $t {
@@ -154,6 +311,8 @@ impl_try_from_for_value_vec! {
     Long, Vec<i64>,
     String, Vec<String>,
     Binary, Vec<u8>,
+    BFloat16, Vec<bf16>,
+    Float16, Vec<f16>,
     Float, Vec<f32>,
     Double, Vec<f64>
 }
@@ -187,27 +346,49 @@ impl ValueVec {
             DataType::Array => Self::Array(Vec::new()),
             DataType::BinaryVector => Self::Binary(Vec::new()),
             DataType::FloatVector => Self::Float(Vec::new()),
-            DataType::Float16Vector => Self::Binary(Vec::new()),
-            DataType::BFloat16Vector => Self::Binary(Vec::new()),
+            DataType::Float16Vector => Self::Float16(Vec::new()),
+            DataType::BFloat16Vector => Self::BFloat16(Vec::new()),
         }
     }
 
+    pub fn float16_from_f32_slice(v: &Vec<f32>) -> Self {
+        let v: Vec<f16> = Vec::<f16>::from_f32_slice(v.as_slice());
+        Self::Float16(v)
+    }
+
+    pub fn float16_from_f64_slice(v: &Vec<f64>) -> Self {
+        let v: Vec<f16> = Vec::<f16>::from_f64_slice(v.as_slice());
+        Self::Float16(v)
+    }
+
+    pub fn bfloat16_from_f32_slice(v: &Vec<f32>) -> Self {
+        let v: Vec<bf16> = Vec::<bf16>::from_f32_slice(v.as_slice());
+        Self::BFloat16(v)
+    }
+
+    pub fn bfloat16_from_f64_slice(v: &Vec<f64>) -> Self {
+        let v: Vec<bf16> = Vec::<bf16>::from_f64_slice(v.as_slice());
+        Self::BFloat16(v)
+    }
+
     pub fn check_dtype(&self, dtype: DataType) -> bool {
-        match (self, dtype) {
+        matches!(
+            (self, dtype),
             (ValueVec::Binary(..), DataType::BinaryVector)
-            | (ValueVec::Float(..), DataType::FloatVector)
-            | (ValueVec::Float(..), DataType::Float)
-            | (ValueVec::Int(..), DataType::Int8)
-            | (ValueVec::Int(..), DataType::Int16)
-            | (ValueVec::Int(..), DataType::Int32)
-            | (ValueVec::Long(..), DataType::Int64)
-            | (ValueVec::Bool(..), DataType::Bool)
-            | (ValueVec::String(..), DataType::String)
-            | (ValueVec::String(..), DataType::VarChar)
-            | (ValueVec::None, _)
-            | (ValueVec::Double(..), DataType::Double) => true,
-            _ => false,
-        }
+                | (ValueVec::BFloat16(..), DataType::BFloat16Vector)
+                | (ValueVec::Float16(..), DataType::Float16Vector)
+                | (ValueVec::Float(..), DataType::FloatVector)
+                | (ValueVec::Float(..), DataType::Float)
+                | (ValueVec::Int(..), DataType::Int8)
+                | (ValueVec::Int(..), DataType::Int16)
+                | (ValueVec::Int(..), DataType::Int32)
+                | (ValueVec::Long(..), DataType::Int64)
+                | (ValueVec::Bool(..), DataType::Bool)
+                | (ValueVec::String(..), DataType::String)
+                | (ValueVec::String(..), DataType::VarChar)
+                | (ValueVec::None, _)
+                | (ValueVec::Double(..), DataType::Double)
+        )
     }
 
     #[inline]
@@ -221,6 +402,8 @@ impl ValueVec {
             ValueVec::Bool(v) => v.len(),
             ValueVec::Int(v) => v.len(),
             ValueVec::Long(v) => v.len(),
+            ValueVec::BFloat16(v) => v.len(),
+            ValueVec::Float16(v) => v.len(),
             ValueVec::Float(v) => v.len(),
             ValueVec::Double(v) => v.len(),
             ValueVec::Binary(v) => v.len(),
@@ -236,6 +419,8 @@ impl ValueVec {
             ValueVec::Bool(v) => v.clear(),
             ValueVec::Int(v) => v.clear(),
             ValueVec::Long(v) => v.clear(),
+            ValueVec::BFloat16(v) => v.clear(),
+            ValueVec::Float16(v) => v.clear(),
             ValueVec::Float(v) => v.clear(),
             ValueVec::Double(v) => v.clear(),
             ValueVec::Binary(v) => v.clear(),
@@ -268,8 +453,20 @@ impl From<Field> for ValueVec {
                 Some(x) => match x {
                     VectorData::FloatVector(v) => Self::Float(v.data),
                     VectorData::BinaryVector(v) => Self::Binary(v),
-                    VectorData::Bfloat16Vector(v) => Self::Binary(v),
-                    VectorData::Float16Vector(v) => Self::Binary(v),
+                    VectorData::Bfloat16Vector(v) => {
+                        let v: Vec<bf16> = v
+                            .chunks_exact(2)
+                            .map(|x| bf16::from_le_bytes([x[0], x[1]]))
+                            .collect();
+                        Self::BFloat16(v)
+                    }
+                    VectorData::Float16Vector(v) => {
+                        let v: Vec<f16> = v
+                            .chunks_exact(2)
+                            .map(|x| f16::from_le_bytes([x[0], x[1]]))
+                            .collect();
+                        Self::Float16(v)
+                    }
                 },
                 None => Self::None,
             },
@@ -277,36 +474,13 @@ impl From<Field> for ValueVec {
     }
 }
 
-macro_rules! impl_try_from_for_value_column {
-    ( $($o: ident,$t: ty ),+ ) => {$(
-        impl TryFrom<Value<'_>> for $t {
-            type Error = crate::error::Error;
-            fn try_from(value: Value<'_>) -> Result<Self, Self::Error> {
-                match value {
-                    Value::$o(v) => Ok(v),
-                    _ => Err(crate::error::Error::Conversion),
-                }
-            }
-        }
-    )*};
-}
-
-impl_try_from_for_value_column! {
-    Bool,bool,
-    Int8,i8,
-    Int16,i16,
-    Int32,i32,
-    Long,i64,
-    Float,f32,
-    Double,f64
-}
-
 #[cfg(test)]
 mod test {
     use crate::{
         error::Error,
         value::{Value, ValueVec},
     };
+    use half::prelude::*;
 
     #[test]
     fn test_try_from_for_value_column() {
@@ -345,6 +519,24 @@ mod test {
         let r: Result<f64, Error> = double.try_into();
         assert!(r.is_ok());
         assert_eq!(22104f64, r.unwrap());
+
+        let float_array: Value = vec![1.1, 2.2, 3.3].into();
+        let r: Result<Vec<f32>, Error> = float_array.try_into();
+        assert_eq!(vec![1.1, 2.2, 3.3], r.unwrap());
+
+        let float16_array: Value = Vec::<f16>::from_f32_slice(&[1.1, 2.2, 3.3, -1.1]).into();
+        let r: Result<Vec<f16>, Error> = float16_array.try_into();
+        assert_eq!(
+            Vec::<f16>::from_f32_slice(&[1.1, 2.2, 3.3, -1.1]),
+            r.unwrap()
+        );
+
+        let bfloat16_array: Value = Vec::<bf16>::from_f32_slice(&[1.1, 2.2, 3.3, 8.21, 0.]).into();
+        let r: Result<Vec<bf16>, Error> = bfloat16_array.try_into();
+        assert_eq!(
+            Vec::<bf16>::from_f32_slice(&[1.1, 2.2, 3.3, 8.21, 0.]),
+            r.unwrap()
+        );
     }
 
     #[test]
@@ -365,6 +557,17 @@ mod test {
         assert!(b.is_ok());
         assert_eq!(v, b.unwrap());
 
+        let v: Vec<bf16> = Vec::from_f32_slice(&[-1.1, -2.2, 3.3, -4.4, -5.5]);
+        let b = ValueVec::BFloat16(v.clone());
+        let b: Result<Vec<bf16>, Error> = b.try_into();
+        assert!(b.is_ok());
+
+        let v: Vec<f16> = Vec::from_f32_slice(&[1.1, 2.2, 3.3, 4.4, 5.5]);
+        let b = ValueVec::Float16(v.clone());
+        let b: Result<Vec<f16>, Error> = b.try_into();
+        assert!(b.is_ok());
+        assert_eq!(v, b.unwrap());
+
         let v: Vec<f32> = vec![11., 7., 754., 68., 34.];
         let b = ValueVec::Float(v.clone());
         let b: Result<Vec<f32>, Error> = b.try_into();
diff --git a/tests/client.rs b/tests/client.rs
index 8720e4a..9c5aefb 100644
--- a/tests/client.rs
+++ b/tests/client.rs
@@ -75,6 +75,11 @@ async fn create_has_drop_collection() -> Result<()> {
     let schema = schema
         .add_field(FieldSchema::new_int64("i64_field", ""))
         .add_field(FieldSchema::new_bool("bool_field", ""))
+        .add_field(FieldSchema::new_bfloat16_vector(
+            BF16_VEC_FIELD,
+            "bfloat",
+            128,
+        ))
         .set_primary_key("i64_field")?
         .enable_auto_id()?
         .build()?;
diff --git a/tests/collection.rs b/tests/collection.rs
index afb58f7..046dddf 100644
--- a/tests/collection.rs
+++ b/tests/collection.rs
@@ -23,10 +23,9 @@ use milvus::mutate::InsertOptions;
 use milvus::options::LoadOptions;
 use milvus::query::{QueryOptions, SearchOptions};
 use std::collections::HashMap;
-
 mod common;
 use common::*;
-
+use half::prelude::*;
 use milvus::value::ValueVec;
 
 #[tokio::test]
@@ -42,8 +41,8 @@ async fn collection_upsert() -> Result<()> {
     let (client, schema) = create_test_collection(false).await?;
     let pk_data = gen_random_int64_vector(2000);
     let vec_data = gen_random_f32_vector(DEFAULT_DIM * 2000);
-    let pk_col = FieldColumn::new(schema.get_field("id").unwrap(), pk_data);
-    let vec_col = FieldColumn::new(schema.get_field(DEFAULT_VEC_FIELD).unwrap(), vec_data);
+    let pk_col = FieldColumn::new(schema.get_field("id").unwrap(), pk_data)?;
+    let vec_col = FieldColumn::new(schema.get_field(DEFAULT_VEC_FIELD).unwrap(), vec_data)?;
     client
         .upsert(schema.name(), vec![pk_col, vec_col], None)
         .await?;
@@ -77,7 +76,7 @@ async fn collection_basic() -> Result<()> {
 
     let embed_data = gen_random_f32_vector(DEFAULT_DIM * 2000);
 
-    let embed_column = FieldColumn::new(schema.get_field(DEFAULT_VEC_FIELD).unwrap(), embed_data);
+    let embed_column = FieldColumn::new(schema.get_field(DEFAULT_VEC_FIELD).unwrap(), embed_data)?;
 
     client
         .insert(schema.name(), vec![embed_column], None)
@@ -108,13 +107,114 @@ async fn collection_basic() -> Result<()> {
     Ok(())
 }
 
+#[tokio::test]
+async fn collection_fp16_bf16_vec() -> Result<()> {
+    let (client, schema) = create_test_fp16_bf16_collection(true).await?;
+    let embed_data = gen_random_f32_vector(DEFAULT_DIM * 2000);
+
+    let fp16_vector_column = FieldColumn::new(
+        schema.get_field(FP16_VEC_FIELD).unwrap(),
+        embed_data.clone(),
+    )?;
+    let bf16_vector_column =
+        FieldColumn::new(schema.get_field(BF16_VEC_FIELD).unwrap(), embed_data)?;
+
+    client
+        .insert(
+            schema.name(),
+            vec![fp16_vector_column, bf16_vector_column],
+            None,
+        )
+        .await?;
+    client.flush(schema.name()).await?;
+    for (index_name, field_name) in [
+        (FP16_VEC_INDEX_NAME, FP16_VEC_FIELD),
+        (BF16_VEC_INDEX_NAME, BF16_VEC_FIELD),
+    ] {
+        let index_params = IndexParams::new(
+            index_name.to_owned(),
+            IndexType::IvfFlat,
+            milvus::index::MetricType::L2,
+            HashMap::from([("nlist".to_owned(), "32".to_owned())]),
+        );
+        client
+            .create_index(schema.name(), field_name, index_params)
+            .await?;
+    }
+    client
+        .load_collection(schema.name(), Some(LoadOptions::default()))
+        .await?;
+
+    let options = QueryOptions::default();
+    let result = client.query(schema.name(), "id > 0", &options).await?;
+
+    println!(
+        "result num: {}",
+        result.first().map(|c| c.len()).unwrap_or(0),
+    );
+    // create index
+    let create_index_futs = [
+        (FP16_VEC_FIELD, FP16_VEC_INDEX_NAME),
+        (BF16_VEC_FIELD, BF16_VEC_INDEX_NAME),
+    ]
+    .map(|(field_name, index_name)| {
+        client.create_index(
+            schema.name(),
+            field_name,
+            IndexParams::new(
+                index_name.to_owned(),
+                IndexType::IvfFlat,
+                milvus::index::MetricType::L2,
+                HashMap::from([("nlist".to_owned(), "32".to_owned())]),
+            ),
+        )
+    });
+    futures::future::join_all(create_index_futs).await;
+    client.flush(schema.name()).await?;
+    client
+        .load_collection(schema.name(), Some(LoadOptions::default()))
+        .await?;
+
+    // search
+    let mut option = SearchOptions::with_limit(10)
+        .metric_type(MetricType::L2)
+        .output_fields(vec!["id".to_owned(), FP16_VEC_FIELD.to_owned()]);
+    option = option.add_param("nprobe", ParamValue!(16));
+    let query_vec = gen_random_f32_vector(DEFAULT_DIM);
+
+    let result = client
+        .search(
+            schema.name(),
+            vec![Vec::<f16>::from_f32_slice(query_vec.as_slice()).into()],
+            FP16_VEC_FIELD,
+            &option,
+        )
+        .await?;
+    assert_eq!(result.len(), 1);
+    assert_eq!(result[0].size, 10);
+    assert_eq!(result[0].field.len(), 2);
+
+    let result = client
+        .search(
+            schema.name(),
+            vec![Vec::<bf16>::from_f32_slice(query_vec.as_slice()).into()],
+            BF16_VEC_FIELD,
+            &option,
+        )
+        .await?;
+    assert_eq!(result[0].size, 10);
+
+    client.drop_collection(schema.name()).await?;
+    Ok(())
+}
+
 #[tokio::test]
 async fn collection_index() -> Result<()> {
     let (client, schema) = create_test_collection(true).await?;
 
     let feature = gen_random_f32_vector(DEFAULT_DIM * 2000);
 
-    let feature_column = FieldColumn::new(schema.get_field(DEFAULT_VEC_FIELD).unwrap(), feature);
+    let feature_column = FieldColumn::new(schema.get_field(DEFAULT_VEC_FIELD).unwrap(), feature)?;
 
     client
         .insert(schema.name(), vec![feature_column], None)
@@ -149,7 +249,7 @@ async fn collection_search() -> Result<()> {
     let (client, schema) = create_test_collection(true).await?;
 
     let embed_data = gen_random_f32_vector(DEFAULT_DIM * 2000);
-    let embed_column = FieldColumn::new(schema.get_field(DEFAULT_VEC_FIELD).unwrap(), embed_data);
+    let embed_column = FieldColumn::new(schema.get_field(DEFAULT_VEC_FIELD).unwrap(), embed_data)?;
 
     client
         .insert(schema.name(), vec![embed_column], None)
@@ -195,7 +295,7 @@ async fn collection_range_search() -> Result<()> {
     let (client, schema) = create_test_collection(true).await?;
 
     let embed_data = gen_random_f32_vector(DEFAULT_DIM * 2000);
-    let embed_column = FieldColumn::new(schema.get_field(DEFAULT_VEC_FIELD).unwrap(), embed_data);
+    let embed_column = FieldColumn::new(schema.get_field(DEFAULT_VEC_FIELD).unwrap(), embed_data)?;
 
     client
         .insert(schema.name(), vec![embed_column], None)
diff --git a/tests/common/mod.rs b/tests/common/mod.rs
index 2e17886..c0954e1 100644
--- a/tests/common/mod.rs
+++ b/tests/common/mod.rs
@@ -5,14 +5,18 @@ use milvus::schema::{CollectionSchema, CollectionSchemaBuilder, FieldSchema};
 use rand::Rng;
 
 pub const DEFAULT_DIM: i64 = 128;
-pub const DEFAULT_VEC_FIELD: &str = "feature";
-pub const DEFAULT_INDEX_NAME: &str = "feature_index";
+pub const DEFAULT_VEC_FIELD: &str = "float32_vec_field";
+pub const FP16_VEC_FIELD: &str = "float16_vec_field";
+pub const BF16_VEC_FIELD: &str = "bfloat16_vec_field";
+pub const DEFAULT_INDEX_NAME: &str = "float32_vec_field_index";
+pub const FP16_VEC_INDEX_NAME: &str = "float16_vec_field_index";
+pub const BF16_VEC_INDEX_NAME: &str = "bfloat16_vec_field_index";
+
 pub const URL: &str = "http://localhost:19530";
 
 pub async fn create_test_collection(autoid: bool) -> Result<(Client, CollectionSchema)> {
     let collection_name = gen_random_name();
     let collection_name = format!("{}_{}", "test_collection", collection_name);
-    let client = Client::new(URL).await?;
     let schema = CollectionSchemaBuilder::new(&collection_name, "")
         .add_field(FieldSchema::new_primary_int64("id", "", autoid))
         .add_field(FieldSchema::new_float_vector(
@@ -21,8 +25,34 @@ pub async fn create_test_collection(autoid: bool) -> Result<(Client, CollectionS
             DEFAULT_DIM,
         ))
         .build()?;
-    if client.has_collection(&collection_name).await? {
-        client.drop_collection(&collection_name).await?;
+    create_test_collection_with_schema(schema).await
+}
+
+pub async fn create_test_fp16_bf16_collection(autoid: bool) -> Result<(Client, CollectionSchema)> {
+    let collection_name = gen_random_name();
+    let collection_name = format!("{}_{}", "test_collection", collection_name);
+    let schema = CollectionSchemaBuilder::new(&collection_name, "")
+        .add_field(FieldSchema::new_primary_int64("id", "", autoid))
+        .add_field(FieldSchema::new_float16_vector(
+            FP16_VEC_FIELD,
+            "fp16 vector field",
+            DEFAULT_DIM,
+        ))
+        .add_field(FieldSchema::new_bfloat16_vector(
+            BF16_VEC_FIELD,
+            "bf16 vector field",
+            DEFAULT_DIM,
+        ))
+        .build()?;
+    create_test_collection_with_schema(schema).await
+}
+
+async fn create_test_collection_with_schema(
+    schema: CollectionSchema,
+) -> Result<(Client, CollectionSchema)> {
+    let client = Client::new(URL).await?;
+    if client.has_collection(schema.name()).await? {
+        client.drop_collection(schema.name()).await?;
     }
     client
         .create_collection(