diff --git a/ip_tool/hua_chen_client.go b/ip_tool/hua_chen_client.go
index ef342e7..931090c 100644
--- a/ip_tool/hua_chen_client.go
+++ b/ip_tool/hua_chen_client.go
@@ -102,7 +102,13 @@ func (h *HuaChenIpClient) GetIpInfoFormCache(ctx context.Context, ip string) (re
 	if err != nil {
 		return nil, errors.Wrapf(err, "获取ip:%s信息失败，", ip)
 	}
-	err = h.cache.Set(ctx, h.ipKey(ip), *info, 24*time.Hour)
+
+	infoJson, err := json.Marshal(info)
+	if err != nil {
+		return nil, errors.Wrapf(err, "无法将IP信息转换为JSON，ip:%s", ip)
+	}
+
+	err = h.cache.Set(ctx, h.ipKey(ip), string(infoJson), 24*time.Hour)
 	if err != nil {
 		return nil, errors.Wrapf(err, "缓存ip:%s信息失败，", ip)
 	}
diff --git a/ip_tool/hua_chen_client_test.go b/ip_tool/hua_chen_client_test.go
index 03a1356..a775c7e 100644
--- a/ip_tool/hua_chen_client_test.go
+++ b/ip_tool/hua_chen_client_test.go
@@ -75,17 +75,12 @@ func NewRedisCache(client *redis.Client) *RedisCache {
 	return &RedisCache{client: client}
 }
 
-func (r *RedisCache) Set(ctx context.Context, ip string, info ApiResult, ttl time.Duration) error {
+func (r *RedisCache) Set(ctx context.Context, ip string, info string, ttl time.Duration) error {
 	if ip == "" {
 		return errors.New("ip不能为空")
 	}
 
-	data, err := json.Marshal(info)
-	if err != nil {
-		return fmt.Errorf("无法封送IP信息: %w", err)
-	}
-
-	return r.client.Set(ctx, ip, data, ttl).Err()
+	return r.client.Set(ctx, ip, info, ttl).Err()
 }
 
 // Get 从Redis获取IP信息
diff --git a/ip_tool/ip_cache.go b/ip_tool/ip_cache.go
index 52d8c03..20cc32b 100644
--- a/ip_tool/ip_cache.go
+++ b/ip_tool/ip_cache.go
@@ -7,7 +7,7 @@ import (
 
 // Cache 定义缓存接口，遵循接口隔离原则
 type ICacheAdapter interface {
-	Set(ctx context.Context, ip string, info ApiResult, ttl time.Duration) error
+	Set(ctx context.Context, ip string, info string, ttl time.Duration) error
 	Get(ctx context.Context, ip string) (*ApiResult, error)
 	Exists(ctx context.Context, ip string) (bool, error)
 }