diff --git a/internal/handler/goods_handler.go b/internal/handler/goods_handler.go
index e3cff7d..847c099 100644
--- a/internal/handler/goods_handler.go
+++ b/internal/handler/goods_handler.go
@@ -7,6 +7,7 @@ import (
 	"log"
 	"net/http"
 	"strconv"
+	"sync/atomic"
 
 	"kfz-goods-pricing/internal/service"
 )
@@ -14,6 +15,7 @@ import (
 // GoodsHandler 商品处理器
 type GoodsHandler struct {
 	goodsService *service.GoodsService
+	reqCount     int64
 }
 
 // NewGoodsHandler 创建商品处理器实例
@@ -25,11 +27,15 @@ func NewGoodsHandler(goodsService *service.GoodsService) *GoodsHandler {
 
 // QueryGoods 查询商品接口
 func (h *GoodsHandler) QueryGoods(w http.ResponseWriter, r *http.Request) {
+	count := atomic.AddInt64(&h.reqCount, 1)
+
 	clientIP := r.RemoteAddr
 	if forwarded := r.Header.Get("X-Forwarded-For"); forwarded != "" {
 		clientIP = forwarded
 	}
-	log.Printf("[QueryGoods] 收到请求, 来源IP: %s, Method: %s", clientIP, r.Method)
+	if count%20 == 1 {
+		log.Printf("[QueryGoods] 收到请求, 来源IP: %s, Method: %s", clientIP, r.Method)
+	}
 
 	// 只支持POST请求
 	if r.Method != http.MethodPost {
@@ -56,7 +62,9 @@ func (h *GoodsHandler) QueryGoods(w http.ResponseWriter, r *http.Request) {
 
 	isbn := r.FormValue("isbn")
 	if isbn == "0" {
-		log.Printf("[QueryGoods] 收到请求 isbn=0")
+		if count%20 == 1 {
+			log.Printf("[QueryGoods] 收到请求 isbn=0")
+		}
 		var req service.QueryRequest
 		req.ISBN = isbn
 		resp := h.goodsService.QueryGoods(&req)