diff --git a/handler/llm_handler.go b/handler/llm_handler.go
index 10d8b51..28a5d87 100644
--- a/handler/llm_handler.go
+++ b/handler/llm_handler.go
@@ -117,14 +117,14 @@ func (h *LLMHandler) ChatExt(c *gin.Context) {
 
 	// 构造 Service 层需要的参数 map
 	serviceData := map[string]interface{}{
-		"tag_ids":         []string{"1", "2"},
+		"tag_ids":         []int{1, 11, 29},
 		"conversation_id": conversationID,
 		"content":         requestData.DhQuestion,
 	}
 
 	fmt.Printf("Calling Service with data: %+v\n", serviceData)
 
-	response, err := h.llmService.CallExtQAAPI(serviceData)
+	response, err := h.llmService.CallExtQAAPIStreamDirect(serviceData)
 	if err != nil {
 		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
 		return
diff --git a/service/llm_service.go b/service/llm_service.go
index 5009a75..090aab4 100644
--- a/service/llm_service.go
+++ b/service/llm_service.go
@@ -129,9 +129,9 @@ type LLMOurRequestPayload struct {
 
 // ExtQARequestPayload represents the payload for the external QA API
 type ExtQARequestPayload struct {
-	TagIDs         []string `json:"tag_ids"`
-	ConversationID string   `json:"conversation_id"`
-	Content        string   `json:"content"`
+	TagIDs         []int  `json:"tag_ids"`
+	ConversationID string `json:"conversation_id"`
+	Content        string `json:"content"`
 }
 
 // ExtQAResponse represents the response from the external QA API
@@ -1091,18 +1091,14 @@ func (s *LLMService) TrimAudioSilence(audioData string) (string, error) {
 
 // CallExtQAAPI handles the external QA API call
 func (s *LLMService) CallExtQAAPI(data map[string]interface{}) (interface{}, error) {
-	var tagIDs []string
-	// 优先尝试直接断言为 []string
-	if ids, ok := data["tag_ids"].([]string); ok {
+	var tagIDs []int
+	// 优先尝试直接断言为 []int
+	if ids, ok := data["tag_ids"].([]int); ok {
 		tagIDs = ids
 	} else if tagIDsRaw, ok := data["tag_ids"].([]interface{}); ok {
 		for _, v := range tagIDsRaw {
-			// 尝试转换为 string
-			if id, ok := v.(string); ok {
-				tagIDs = append(tagIDs, id)
-			} else if id, ok := v.(float64); ok {
-				// 兼容数字类型，转为字符串
-				tagIDs = append(tagIDs, fmt.Sprintf("%d", int(id)))
+			if id, ok := v.(float64); ok {
+				tagIDs = append(tagIDs, int(id))
 			}
 		}
 	}
@@ -1130,6 +1126,122 @@ func (s *LLMService) CallExtQAAPI(data map[string]interface{}) (interface{}, err
 	return s.handleStreamingResponseForExt(req, data)
 }
 
+// CallExtQAAPIStreamDirect handles the external QA API call and streams the response directly
+func (s *LLMService) CallExtQAAPIStreamDirect(data map[string]interface{}) (interface{}, error) {
+	var tagIDs []int
+	// 优先尝试直接断言为 []int
+	if ids, ok := data["tag_ids"].([]int); ok {
+		tagIDs = ids
+	} else if tagIDsRaw, ok := data["tag_ids"].([]interface{}); ok {
+		for _, v := range tagIDsRaw {
+			if id, ok := v.(float64); ok {
+				tagIDs = append(tagIDs, int(id))
+			}
+		}
+	}
+
+	payload := ExtQARequestPayload{
+		TagIDs:         tagIDs,
+		ConversationID: getString(data, "conversation_id"),
+		Content:        getString(data, "content"),
+	}
+
+	jsonData, err := json.Marshal(payload)
+	if err != nil {
+		return nil, fmt.Errorf("error marshaling payload: %v", err)
+	}
+
+	url := "http://47.100.108.206:30028/api/qa/v1/chat/completionForExt"
+	fmt.Printf("Sending request to %s with payload: %s\n", url, string(jsonData))
+
+	req, err := http.NewRequest("POST", url, bytes.NewBuffer(jsonData))
+	if err != nil {
+		return nil, fmt.Errorf("error creating request: %v", err)
+	}
+	req.Header.Set("Content-Type", "application/json")
+
+	return s.handleStreamingResponseForExtDirect(req, data)
+}
+
+// handleStreamingResponseForExtDirect processes streaming responses from the external QA API and returns Message channel
+func (s *LLMService) handleStreamingResponseForExtDirect(req *http.Request, data map[string]interface{}) (chan Message, error) {
+	client := &http.Client{}
+	resp, err := client.Do(req)
+	if err != nil {
+		fmt.Printf("Error making external request: %v\n", err)
+		return nil, fmt.Errorf("error making request: %v", err)
+	}
+
+	fmt.Printf("External API response status: %d\n", resp.StatusCode)
+
+	if resp.StatusCode != http.StatusOK {
+		body, _ := io.ReadAll(resp.Body)
+		fmt.Printf("External API error body: %s\n", string(body))
+		resp.Body.Close()
+		return nil, fmt.Errorf("unexpected status code: %d", resp.StatusCode)
+	}
+
+	messageChan := make(chan Message, 100)
+	go func() {
+		defer resp.Body.Close()
+		defer close(messageChan)
+		reader := bufio.NewReader(resp.Body)
+
+		conversationID := getString(data, "conversation_id")
+		// Use current time as task ID since external API might not provide it in every chunk
+		taskID := fmt.Sprintf("task_%d", time.Now().UnixNano())
+
+		for {
+			line, err := reader.ReadString('\n')
+			if err != nil {
+				if err == io.EOF {
+					break
+				}
+				fmt.Printf("Error reading line: %v\n", err)
+				continue
+			}
+
+			line = strings.TrimSpace(line)
+			if line == "" {
+				continue
+			}
+
+			// Remove "data: " prefix if present
+			if strings.HasPrefix(line, "data:") {
+				line = strings.TrimSpace(strings.TrimPrefix(line, "data:"))
+			}
+			if line == "" {
+				continue
+			}
+
+			fmt.Printf("Processing line: %s\n", line)
+
+			var response ExtQAResponse
+			if err := json.Unmarshal([]byte(line), &response); err != nil {
+				fmt.Printf("Error unmarshaling JSON: %v, line: %s\n", err, line)
+				continue
+			}
+
+			// Direct forwarding logic
+			answer := response.Output.Text
+			isEnd := response.Output.FinishReason == "stop" || response.Output.FinishReason == "length"
+
+			messageChan <- Message{
+				Answer:         answer,
+				IsEnd:          isEnd,
+				ConversationID: conversationID,
+				TaskID:         taskID,
+			}
+
+			if isEnd {
+				return
+			}
+		}
+	}()
+
+	return messageChan, nil
+}
+
 // handleStreamingResponseForExt processes streaming responses from the external QA API
 func (s *LLMService) handleStreamingResponseForExt(req *http.Request, data map[string]interface{}) (chan Message, error) {
 	client := &http.Client{}