diff --git a/src/main/java/com/supervision/pdfqaserver/service/impl/ChatServiceImpl.java b/src/main/java/com/supervision/pdfqaserver/service/impl/ChatServiceImpl.java
index eab7e3c..1c01375 100644
--- a/src/main/java/com/supervision/pdfqaserver/service/impl/ChatServiceImpl.java
+++ b/src/main/java/com/supervision/pdfqaserver/service/impl/ChatServiceImpl.java
@@ -2,9 +2,11 @@ package com.supervision.pdfqaserver.service.impl;
 
 import com.supervision.pdfqaserver.cache.PromptCache;
 import com.supervision.pdfqaserver.dao.Neo4jRepository;
+import com.supervision.pdfqaserver.domain.ChineseEnglishWords;
 import com.supervision.pdfqaserver.domain.DomainMetadata;
 import com.supervision.pdfqaserver.dto.neo4j.RelationObject;
 import com.supervision.pdfqaserver.service.ChatService;
+import com.supervision.pdfqaserver.service.ChineseEnglishWordsService;
 import com.supervision.pdfqaserver.service.DomainMetadataService;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
@@ -16,8 +18,10 @@ import org.springframework.ai.ollama.OllamaChatModel;
 import org.springframework.stereotype.Service;
 import reactor.core.publisher.Flux;
 
+import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
+import java.util.stream.Collectors;
 
 import static com.supervision.pdfqaserver.cache.PromptCache.GENERATE_ANSWER;
 import static com.supervision.pdfqaserver.cache.PromptCache.TEXT_TO_CYPHER;
@@ -33,16 +37,27 @@ public class ChatServiceImpl implements ChatService {
     private final Neo4jRepository neo4jRepository;
     private final OllamaChatModel ollamaChatModel;
     private final DomainMetadataService domainMetadataService;
+    private final ChineseEnglishWordsService chineseEnglishWordsService;
 
     @Override
     public Flux<String> knowledgeQA(String userQuery) {
-        String systemPrompt = domainMetadataService.list().stream()
-                .map(DomainMetadata::toString)
-                .reduce("", (acc, metadata) -> acc + metadata + "\n");
-
+        //拼装领域元数据
+        Map<String, String> chineseEnglishWordsMap = chineseEnglishWordsService.list().stream()
+                .collect(Collectors.toMap(ChineseEnglishWords::getChineseWord, ChineseEnglishWords::getEnglishWord));
+        List<Map<String, String>> domainMappings = domainMetadataService.list().stream().map(domainMetadata -> {
+            Map<String, String> mapping = new HashMap<>();
+            mapping.put("source", domainMetadata.getSourceType());
+            mapping.put("sourceType", chineseEnglishWordsMap.get(domainMetadata.getSourceType()));
+            mapping.put("relation", domainMetadata.getRelation());
+            mapping.put("relationType", chineseEnglishWordsMap.get(domainMetadata.getRelation()));
+            mapping.put("target", domainMetadata.getTargetType());
+            mapping.put("targetType", chineseEnglishWordsMap.get(domainMetadata.getTargetType()));
+            return mapping;
+        }).toList();
+        log.info("domainMappings: {}", domainMappings);
         //生成CYPHER
         SystemPromptTemplate textToCypherTemplate = new SystemPromptTemplate(PromptCache.promptMap.get(TEXT_TO_CYPHER));
-        Message textToCypherMessage = textToCypherTemplate.createMessage(Map.of(PROMPT_PARAM_DOMAIN_METADATA, systemPrompt, PROMPT_PARAM_USER_QUERY, userQuery));
+        Message textToCypherMessage = textToCypherTemplate.createMessage(Map.of(PROMPT_PARAM_DOMAIN_METADATA, domainMappings, PROMPT_PARAM_USER_QUERY, userQuery));
         ChatResponse textToCypherResponse = ollamaChatModel.call(new Prompt(textToCypherMessage));
         String queryCypher = "MATCH (startNode:公司)-[r]->(endNode) RETURN startNode,r,endNode";
         log.info(textToCypherResponse.getResult().getOutput().getText());
@@ -55,7 +70,7 @@ public class ChatServiceImpl implements ChatService {
 
         //生成回答
         SystemPromptTemplate generateAnswerTemplate = new SystemPromptTemplate(PromptCache.promptMap.get(GENERATE_ANSWER));
-        Message generateAnswerMessage = generateAnswerTemplate.createMessage(Map.of(PROMPT_PARAM_TRIPLE_METADATA, systemPrompt, PROMPT_PARAM_USER_QUERY, userQuery));
+        Message generateAnswerMessage = generateAnswerTemplate.createMessage(Map.of(PROMPT_PARAM_TRIPLE_METADATA, relationObjects, PROMPT_PARAM_USER_QUERY, userQuery));
         return ollamaChatModel.stream(new Prompt(generateAnswerMessage)).map(response -> response.getResult().getOutput().getText());
     }
 }