diff --git a/web/src/components/chunk-method-modal/hooks.ts b/web/src/components/chunk-method-modal/hooks.ts
index ae4a28c3f..c1ae1b8ed 100644
--- a/web/src/components/chunk-method-modal/hooks.ts
+++ b/web/src/components/chunk-method-modal/hooks.ts
@@ -1,4 +1,6 @@
+import { useHandleChunkMethodSelectChange } from '@/hooks/logic-hooks';
 import { useSelectParserList } from '@/hooks/user-setting-hooks';
+import { FormInstance } from 'antd';
 import { useEffect, useMemo, useState } from 'react';
 
 const ParserListMap = new Map([
@@ -84,9 +86,11 @@ export const useFetchParserListOnMount = (
   documentId: string,
   parserId: string,
   documentExtension: string,
+  form: FormInstance,
 ) => {
   const [selectedTag, setSelectedTag] = useState('');
   const parserList = useSelectParserList();
+  const handleChunkMethodSelectChange = useHandleChunkMethodSelectChange(form);
 
   const nextParserList = useMemo(() => {
     const key = [...ParserListMap.keys()].find((x) =>
@@ -108,7 +112,7 @@ export const useFetchParserListOnMount = (
   }, [parserId, documentId]);
 
   const handleChange = (tag: string) => {
-    // const nextSelectedTag = checked ? tag : selectedTag;
+    handleChunkMethodSelectChange(tag);
     setSelectedTag(tag);
   };
 
diff --git a/web/src/components/chunk-method-modal/index.tsx b/web/src/components/chunk-method-modal/index.tsx
index ff4b4a06d..9b20d3fab 100644
--- a/web/src/components/chunk-method-modal/index.tsx
+++ b/web/src/components/chunk-method-modal/index.tsx
@@ -62,12 +62,13 @@ const ChunkMethodModal: React.FC<IProps> = ({
   parserConfig,
   loading,
 }) => {
+  const [form] = Form.useForm();
   const { parserList, handleChange, selectedTag } = useFetchParserListOnMount(
     documentId,
     parserId,
     documentExtension,
+    form,
   );
-  const [form] = Form.useForm();
   const { t } = useTranslate('knowledgeDetails');
 
   const handleOk = async () => {
@@ -89,12 +90,13 @@ const ChunkMethodModal: React.FC<IProps> = ({
     return (
       isPdf &&
       hidePagesChunkMethods
-        .filter((x) => x !== 'one' && x !== 'knowledge_graph')
+        .filter((x) => x !== 'one')
         .every((x) => x !== selectedTag)
     );
   }, [selectedTag, isPdf]);
 
-  const showMaxTokenNumber = selectedTag === 'naive';
+  const showMaxTokenNumber =
+    selectedTag === 'naive' || selectedTag === 'knowledge_graph';
 
   const hideDivider = [showPages, showOne, showMaxTokenNumber].every(
     (x) => x === false,
@@ -271,7 +273,9 @@ const ChunkMethodModal: React.FC<IProps> = ({
         )}
         {showMaxTokenNumber && (
           <>
-            <MaxTokenNumber></MaxTokenNumber>
+            <MaxTokenNumber
+              max={selectedTag === 'knowledge_graph' ? 8192 * 2 : 2048}
+            ></MaxTokenNumber>
             <Delimiter></Delimiter>
           </>
         )}
diff --git a/web/src/components/edit-tag/index.less b/web/src/components/edit-tag/index.less
index 6d2c327c5..df7a2da02 100644
--- a/web/src/components/edit-tag/index.less
+++ b/web/src/components/edit-tag/index.less
@@ -1,3 +1,8 @@
 .tweenGroup {
   display: inline-block;
+  :global(.ant-tag) {
+    margin-bottom: 8px;
+    font-size: 14px;
+    padding: 2px 8px;
+  }
 }
diff --git a/web/src/components/max-token-number.tsx b/web/src/components/max-token-number.tsx
index 0095cdeab..7cbb0204c 100644
--- a/web/src/components/max-token-number.tsx
+++ b/web/src/components/max-token-number.tsx
@@ -1,7 +1,12 @@
 import { useTranslate } from '@/hooks/common-hooks';
 import { Flex, Form, InputNumber, Slider } from 'antd';
 
-const MaxTokenNumber = () => {
+interface IProps {
+  initialValue?: number;
+  max?: number;
+}
+
+const MaxTokenNumber = ({ initialValue = 128, max = 2048 }: IProps) => {
   const { t } = useTranslate('knowledgeConfiguration');
 
   return (
@@ -11,18 +16,19 @@ const MaxTokenNumber = () => {
           <Form.Item
             name={['parser_config', 'chunk_token_num']}
             noStyle
-            initialValue={128}
+            initialValue={initialValue}
             rules={[{ required: true, message: t('chunkTokenNumberMessage') }]}
           >
-            <Slider max={2048} style={{ width: '100%' }} />
+            <Slider max={max} style={{ width: '100%' }} />
           </Form.Item>
         </Flex>
         <Form.Item
           name={['parser_config', 'chunk_token_num']}
           noStyle
+          initialValue={initialValue}
           rules={[{ required: true, message: t('chunkTokenNumberMessage') }]}
         >
-          <InputNumber max={2048} min={0} />
+          <InputNumber max={max} min={0} />
         </Form.Item>
       </Flex>
     </Form.Item>
diff --git a/web/src/hooks/logic-hooks.ts b/web/src/hooks/logic-hooks.ts
index a0b6c99b6..45ba6b0df 100644
--- a/web/src/hooks/logic-hooks.ts
+++ b/web/src/hooks/logic-hooks.ts
@@ -8,6 +8,7 @@ import { IChangeParserConfigRequestBody } from '@/interfaces/request/document';
 import api from '@/utils/api';
 import { getAuthorization } from '@/utils/authorization-util';
 import { PaginationProps } from 'antd';
+import { FormInstance } from 'antd/lib';
 import axios from 'axios';
 import { EventSourceParserStream } from 'eventsource-parser/stream';
 import {
@@ -337,3 +338,25 @@ export const useFetchModelId = () => {
 
   return tenantInfo?.llm_id ?? '';
 };
+
+const ChunkTokenNumMap = {
+  naive: 128,
+  knowledge_graph: 8192,
+};
+
+export const useHandleChunkMethodSelectChange = (form: FormInstance) => {
+  // const form = Form.useFormInstance();
+  const handleChange = useCallback(
+    (value: string) => {
+      if (value in ChunkTokenNumMap) {
+        form.setFieldValue(
+          ['parser_config', 'chunk_token_num'],
+          ChunkTokenNumMap[value as keyof typeof ChunkTokenNumMap],
+        );
+      }
+    },
+    [form],
+  );
+
+  return handleChange;
+};
diff --git a/web/src/pages/add-knowledge/components/knowledge-setting/configuration.tsx b/web/src/pages/add-knowledge/components/knowledge-setting/configuration.tsx
index c251ecd75..7e55f7608 100644
--- a/web/src/pages/add-knowledge/components/knowledge-setting/configuration.tsx
+++ b/web/src/pages/add-knowledge/components/knowledge-setting/configuration.tsx
@@ -6,6 +6,7 @@ import ParseConfiguration, {
   showRaptorParseConfiguration,
 } from '@/components/parse-configuration';
 import { useTranslate } from '@/hooks/common-hooks';
+import { useHandleChunkMethodSelectChange } from '@/hooks/logic-hooks';
 import { normFile } from '@/utils/file-util';
 import { PlusOutlined } from '@ant-design/icons';
 import { Button, Form, Input, Radio, Select, Space, Upload } from 'antd';
@@ -24,6 +25,7 @@ const ConfigurationForm = ({ form }: { form: FormInstance }) => {
   const { parserList, embeddingModelOptions, disabled } =
     useFetchKnowledgeConfigurationOnMount(form);
   const { t } = useTranslate('knowledgeConfiguration');
+  const handleChunkMethodSelectChange = useHandleChunkMethodSelectChange(form);
 
   return (
     <Form form={form} name="validateOnly" layout="vertical" autoComplete="off">
@@ -91,7 +93,11 @@ const ConfigurationForm = ({ form }: { form: FormInstance }) => {
         tooltip={t('chunkMethodTip')}
         rules={[{ required: true }]}
       >
-        <Select placeholder={t('chunkMethodPlaceholder')} disabled={disabled}>
+        <Select
+          placeholder={t('chunkMethodPlaceholder')}
+          disabled={disabled}
+          onChange={handleChunkMethodSelectChange}
+        >
           {parserList.map((x) => (
             <Option value={x.value} key={x.value}>
               {x.label}
@@ -107,7 +113,11 @@ const ConfigurationForm = ({ form }: { form: FormInstance }) => {
           return (
             <>
               {parserId === 'knowledge_graph' && (
-                <EntityTypesItem></EntityTypesItem>
+                <>
+                  <EntityTypesItem></EntityTypesItem>
+                  <MaxTokenNumber max={8192 * 2}></MaxTokenNumber>
+                  <Delimiter></Delimiter>
+                </>
               )}
               {parserId === 'naive' && (
                 <>
diff --git a/web/src/pages/add-knowledge/components/knowledge-setting/hooks.ts b/web/src/pages/add-knowledge/components/knowledge-setting/hooks.ts
index 725c780eb..3b08c4c84 100644
--- a/web/src/pages/add-knowledge/components/knowledge-setting/hooks.ts
+++ b/web/src/pages/add-knowledge/components/knowledge-setting/hooks.ts
@@ -80,5 +80,9 @@ export const useHandleChunkMethodChange = () => {
   const [form] = Form.useForm();
   const chunkMethod = Form.useWatch('parser_id', form);
 
+  useEffect(() => {
+    console.log('🚀 ~ useHandleChunkMethodChange ~ chunkMethod:', chunkMethod);
+  }, [chunkMethod]);
+
   return { form, chunkMethod };
 };