diff --git a/.changeset/fast-kings-love.md b/.changeset/fast-kings-love.md
new file mode 100644
index 0000000000..e9e4125c22
--- /dev/null
+++ b/.changeset/fast-kings-love.md
@@ -0,0 +1,7 @@
+---
+"@scow/portal-web": patch
+"@scow/mis-web": patch
+"@scow/lib-web": patch
+---
+
+右上角nav在生成portal及mis的 a 标签时不添加base path
diff --git a/apps/mis-web/src/layouts/BaseLayout.tsx b/apps/mis-web/src/layouts/BaseLayout.tsx
index 89fcc7562f..618354de0e 100644
--- a/apps/mis-web/src/layouts/BaseLayout.tsx
+++ b/apps/mis-web/src/layouts/BaseLayout.tsx
@@ -54,6 +54,7 @@ export const BaseLayout =
       icon: <DesktopOutlined style={{ paddingRight: 2 }} />,
       href: toCallbackPage(publicConfig.PORTAL_URL),
       text: t("layouts.route.navLinkTextPortal"),
+      crossSystem: true,
     });
   }
 
@@ -62,6 +63,7 @@ export const BaseLayout =
       icon: <RobotOutlined style={{ paddingRight: 2 }} />,
       href: publicConfig.AI_URL,
       text: t("layouts.route.navLinkTextAI"),
+      crossSystem: true,
     });
   }
 
diff --git a/apps/portal-web/src/layouts/BaseLayout.tsx b/apps/portal-web/src/layouts/BaseLayout.tsx
index ddeffa8b14..d205059acb 100644
--- a/apps/portal-web/src/layouts/BaseLayout.tsx
+++ b/apps/portal-web/src/layouts/BaseLayout.tsx
@@ -72,6 +72,7 @@ export const BaseLayout = ({ footerText, versionTag, initialLanguage, children }
       icon: <MisIcon style={{ paddingRight: 2 }} />,
       href: toCallbackPage(publicConfig.MIS_URL),
       text: t("baseLayout.linkTextMis"),
+      crossSystem: true,
     });
   }
 
@@ -80,6 +81,7 @@ export const BaseLayout = ({ footerText, versionTag, initialLanguage, children }
       icon: <RobotOutlined style={{ paddingRight: 2 }} />,
       href: publicConfig.AI_URL,
       text: t("baseLayout.linkTextAI"),
+      crossSystem: true,
     });
   }
 
diff --git a/libs/web/src/layouts/base/header/components.tsx b/libs/web/src/layouts/base/header/components.tsx
index 2e419d8abd..21aa5736a1 100644
--- a/libs/web/src/layouts/base/header/components.tsx
+++ b/libs/web/src/layouts/base/header/components.tsx
@@ -10,7 +10,7 @@
  * See the Mulan PSL v2 for more details.
  */
 
-import { Tooltip } from "antd";
+import { Tooltip, Typography } from "antd";
 import NextLink from "next/link";
 import { useEffect, useRef, useState } from "react";
 import { antdBreakpoints } from "src/layouts/base/constants";
@@ -36,6 +36,14 @@ const Link = styled(NextLink)`
   align-items: center;
 `;
 
+const TypographyLink = styled(Typography.Link)`
+  font-size: 18px !important;
+  display: flex;
+  flex-wrap: wrap;
+  overflow: hidden;
+  align-items: center;
+`;
+
 export const TextSpan = styled.span`
 `;
 
@@ -49,9 +57,10 @@ interface JumpToAnotherLinkProps {
   href: string;
   text: string;
   hideText?: boolean;
+  crossSystem?: boolean;
 }
 
-export const JumpToAnotherLink: React.FC<JumpToAnotherLinkProps> = ({ href, icon, text, hideText }) => {
+export const JumpToAnotherLink: React.FC<JumpToAnotherLinkProps> = ({ href, icon, text, hideText, crossSystem }) => {
 
   const [isSmallScreen, setIsSmallScreen] = useState(false);
 
@@ -70,10 +79,9 @@ export const JumpToAnotherLink: React.FC<JumpToAnotherLinkProps> = ({ href, icon
     };
   }, []);
 
-  return (
-
-    <LinkItem>
-      <Link href={href} ref={linkRef}>
+  const content = () => {
+    return (
+      <>
         {(hideText || isSmallScreen) ? (
           <Tooltip title={text}>
             <IconContainer>
@@ -89,8 +97,23 @@ export const JumpToAnotherLink: React.FC<JumpToAnotherLinkProps> = ({ href, icon
               {text}
             </TextSpan>
           </>
-        )}
-      </Link>
+        )}</>
+    );
+  };
+
+  return (
+
+    <LinkItem>
+      {
+        crossSystem ? (
+          <TypographyLink href={href} ref={linkRef}>
+            {content()}
+          </TypographyLink>
+        ) : (
+          <Link href={href} ref={linkRef}>
+            {content()}
+          </Link>
+        ) }
     </LinkItem>
 
   );
diff --git a/libs/web/src/layouts/base/header/index.tsx b/libs/web/src/layouts/base/header/index.tsx
index 30e57b74f7..9a0e09964c 100644
--- a/libs/web/src/layouts/base/header/index.tsx
+++ b/libs/web/src/layouts/base/header/index.tsx
@@ -70,6 +70,7 @@ export interface HeaderNavbarLink {
   icon: React.ReactNode;
   href: string;
   text: string;
+  crossSystem?: boolean;
 };
 
 interface Props {
@@ -107,6 +108,7 @@ export const Header: React.FC<Props> = ({
         icon={x.icon}
         href={x.href}
         text={x.text}
+        crossSystem={x.crossSystem}
         hideText={hideLinkText}
       />
     );