diff --git a/app/controller/jaeger_conn/jaeger_conn.go b/app/controller/jaeger_conn/jaeger_conn.go
index 5dea1590..88e81fb2 100644
--- a/app/controller/jaeger_conn/jaeger_conn.go
+++ b/app/controller/jaeger_conn/jaeger_conn.go
@@ -7,8 +7,9 @@ import (
 	"go-gin-api/app/model/proto/read"
 	"go-gin-api/app/model/proto/speak"
 	"go-gin-api/app/model/proto/write"
-	"go-gin-api/app/util"
 	"go-gin-api/app/util/grpc_client"
+	"go-gin-api/app/util/request"
+	"go-gin-api/app/util/response"
 )
 
 func JaegerTest(c *gin.Context) {
@@ -37,7 +38,7 @@ func JaegerTest(c *gin.Context) {
 
 	// 调用 HTTP 服务
 	resHttpGet := ""
-	_, err := util.HttpGet("http://localhost:9905/sing", c)
+	_, err := request.HttpGet("http://localhost:9905/sing", c)
 	if err == nil {
 		resHttpGet = "[HttpGetOk]"
 	}
@@ -51,6 +52,6 @@ func JaegerTest(c *gin.Context) {
 		   resHttpGet
 
 
-	utilGin := util.Gin{Ctx:c}
+	utilGin := response.Gin{Ctx:c}
 	utilGin.Response(1, msg, nil)
 }
diff --git a/app/controller/product/product.go b/app/controller/product/product.go
index 035c2e5c..029112d3 100644
--- a/app/controller/product/product.go
+++ b/app/controller/product/product.go
@@ -5,16 +5,17 @@ import (
 	"github.com/gin-gonic/gin"
 	"go-gin-api/app/controller/param_bind"
 	"go-gin-api/app/controller/param_verify"
-	"go-gin-api/app/util"
+	"go-gin-api/app/util/bind"
+	"go-gin-api/app/util/response"
 	"gopkg.in/go-playground/validator.v9"
 )
 
 // 新增
 func Add(c *gin.Context) {
-	utilGin := util.Gin{Ctx:c}
+	utilGin := response.Gin{Ctx: c}
 
 	// 参数绑定
-	s, e := util.Bind(&param_bind.ProductAdd{}, c)
+	s, e := bind.Bind(&param_bind.ProductAdd{}, c)
 	if e != nil {
 		utilGin.Response(-1, e.Error(), nil)
 		return
diff --git a/app/controller/test/test.go b/app/controller/test/test.go
index 129f3320..d38b2277 100644
--- a/app/controller/test/test.go
+++ b/app/controller/test/test.go
@@ -3,7 +3,10 @@ package test
 import (
 	"fmt"
 	"github.com/gin-gonic/gin"
-	"go-gin-api/app/util"
+	"go-gin-api/app/util/aes"
+	"go-gin-api/app/util/md5"
+	"go-gin-api/app/util/response"
+	"go-gin-api/app/util/rsa"
 	"time"
 )
 
@@ -14,12 +17,12 @@ func Md5Test(c *gin.Context) {
 	count      := 1000000
 	for i := 0; i < count; i++ {
 		// 生成签名
-		util.MD5(appSecret + encryptStr + appSecret)
+		md5.MD5(appSecret + encryptStr + appSecret)
 
 		// 验证签名
-		util.MD5(appSecret + encryptStr + appSecret)
+		md5.MD5(appSecret + encryptStr + appSecret)
 	}
-	utilGin := util.Gin{Ctx: c}
+	utilGin := response.Gin{Ctx: c}
 	utilGin.Response(1, fmt.Sprintf("%v次 - %v", count, time.Since(startTime)), nil)
 }
 
@@ -30,12 +33,12 @@ func AesTest(c *gin.Context) {
 	count      := 1000000
 	for i := 0; i < count; i++ {
 		// 生成签名
-		sn, _ := util.AesEncrypt(encryptStr, []byte(appSecret), appSecret)
+		sn, _ := aes.AesEncrypt(encryptStr, []byte(appSecret), appSecret)
 
 		// 验证签名
-		util.AesDecrypt(sn, []byte(appSecret), appSecret)
+		aes.AesDecrypt(sn, []byte(appSecret), appSecret)
 	}
-	utilGin := util.Gin{Ctx: c}
+	utilGin := response.Gin{Ctx: c}
 	utilGin.Response(1, fmt.Sprintf("%v次 - %v", count, time.Since(startTime)), nil)
 }
 
@@ -45,11 +48,11 @@ func RsaTest(c *gin.Context) {
 	count      := 500
 	for i := 0; i < count; i++ {
 		// 生成签名
-		sn, _ := util.RsaPublicEncrypt(encryptStr, "rsa/public.pem")
+		sn, _ := rsa.RsaPublicEncrypt(encryptStr, "rsa/public.pem")
 
 		// 验证签名
-		util.RsaPrivateDecrypt(sn, "rsa/private.pem")
+		rsa.RsaPrivateDecrypt(sn, "rsa/private.pem")
 	}
-	utilGin := util.Gin{Ctx: c}
+	utilGin := response.Gin{Ctx: c}
 	utilGin.Response(1, fmt.Sprintf("%v次 - %v", count, time.Since(startTime)), nil)
 }
diff --git a/app/route/middleware/exception/exception.go b/app/route/middleware/exception/exception.go
index ba54c462..8171f158 100644
--- a/app/route/middleware/exception/exception.go
+++ b/app/route/middleware/exception/exception.go
@@ -4,7 +4,9 @@ import (
 	"fmt"
 	"github.com/gin-gonic/gin"
 	"go-gin-api/app/config"
-	"go-gin-api/app/util"
+	"go-gin-api/app/util/mail"
+	"go-gin-api/app/util/response"
+	"go-gin-api/app/util/time"
 	"runtime/debug"
 	"strings"
 )
@@ -23,15 +25,15 @@ func SetUp() gin.HandlerFunc {
 				subject := fmt.Sprintf("【重要错误】%s 项目出错了！", config.AppName)
 
 				body := strings.ReplaceAll(MailTemplate, "{ErrorMsg}", fmt.Sprintf("%s", err))
-				body  = strings.ReplaceAll(body, "{RequestTime}", util.GetCurrentDate())
+				body  = strings.ReplaceAll(body, "{RequestTime}", time.GetCurrentDate())
 				body  = strings.ReplaceAll(body, "{RequestURL}", c.Request.Method + "  " + c.Request.Host + c.Request.RequestURI)
 				body  = strings.ReplaceAll(body, "{RequestUA}", c.Request.UserAgent())
 				body  = strings.ReplaceAll(body, "{RequestIP}", c.ClientIP())
 				body  = strings.ReplaceAll(body, "{DebugStack}", DebugStack)
 
-				_ = util.SendMail(config.ErrorNotifyUser, subject, body)
+				_ = mail.SendMail(config.ErrorNotifyUser, subject, body)
 
-				utilGin := util.Gin{Ctx: c}
+				utilGin := response.Gin{Ctx: c}
 				utilGin.Response(500, "系统异常，请联系管理员！", nil)
 			}
 		}()
diff --git a/app/route/middleware/limiter/limiter.go b/app/route/middleware/limiter/limiter.go
index 8ed052cb..b5275b75 100644
--- a/app/route/middleware/limiter/limiter.go
+++ b/app/route/middleware/limiter/limiter.go
@@ -3,7 +3,7 @@ package limiter
 import (
 	"fmt"
 	"github.com/gin-gonic/gin"
-	"go-gin-api/app/util"
+	"go-gin-api/app/util/response"
 	"golang.org/x/time/rate"
 	"time"
 )
@@ -17,7 +17,7 @@ func SetUp (maxBurstSize int) gin.HandlerFunc {
 			return
 		}
 		fmt.Println("Too many requests")
-		utilGin := util.Gin{Ctx: c}
+		utilGin := response.Gin{Ctx: c}
 		utilGin.Response(-1, "Too many requests", nil)
 		c.Abort()
 		return
diff --git a/app/route/middleware/logger/logger.go b/app/route/middleware/logger/logger.go
index 835268cf..18ada5c1 100644
--- a/app/route/middleware/logger/logger.go
+++ b/app/route/middleware/logger/logger.go
@@ -6,7 +6,9 @@ import (
 	"fmt"
 	"github.com/gin-gonic/gin"
 	"go-gin-api/app/config"
-	"go-gin-api/app/util"
+	jsonUtil "go-gin-api/app/util/json"
+	"go-gin-api/app/util/response"
+	"go-gin-api/app/util/time"
 	"log"
 	"os"
 )
@@ -37,7 +39,7 @@ func SetUp() gin.HandlerFunc {
 		c.Writer = bodyLogWriter
 
 		// 开始时间
-		startTime := util.GetCurrentMilliUnix()
+		startTime := time.GetCurrentMilliUnix()
 
 		// 处理请求
 		c.Next()
@@ -49,17 +51,17 @@ func SetUp() gin.HandlerFunc {
 		var responseData interface{}
 
 		if responseBody != "" {
-			response := util.Response{}
-			err := json.Unmarshal([]byte(responseBody), &response)
+			res := response.Response{}
+			err := json.Unmarshal([]byte(responseBody), &res)
 			if err == nil {
-				responseCode = response.Code
-				responseMsg = response.Message
-				responseData = response.Data
+				responseCode = res.Code
+				responseMsg = res.Message
+				responseData = res.Data
 			}
 		}
 
 		// 结束时间
-		endTime := util.GetCurrentMilliUnix()
+		endTime := time.GetCurrentMilliUnix()
 
 		if c.Request.Method == "POST" {
 			_ = c.Request.ParseForm()
@@ -84,7 +86,7 @@ func SetUp() gin.HandlerFunc {
 
 		accessLogMap["cost_time"] = fmt.Sprintf("%vms", endTime-startTime)
 
-		accessLogJson, _ := util.JsonEncode(accessLogMap)
+		accessLogJson, _ := jsonUtil.JsonEncode(accessLogMap)
 
 		accessChannel <- accessLogJson
 	}
diff --git a/app/route/middleware/sign/aes/aes.go b/app/route/middleware/sign/aes/aes.go
index d392d964..65b5eeae 100644
--- a/app/route/middleware/sign/aes/aes.go
+++ b/app/route/middleware/sign/aes/aes.go
@@ -5,7 +5,9 @@ import (
 	"fmt"
 	"github.com/gin-gonic/gin"
 	"go-gin-api/app/config"
-	"go-gin-api/app/util"
+	"go-gin-api/app/util/aes"
+	"go-gin-api/app/util/response"
+	timeUtil "go-gin-api/app/util/time"
 	"net/url"
 	"sort"
 	"strconv"
@@ -19,7 +21,7 @@ var AppSecret string
 func SetUp() gin.HandlerFunc {
 
 	return func(c *gin.Context) {
-		utilGin := util.Gin{Ctx: c}
+		utilGin := response.Gin{Ctx: c}
 
 		sign, err := verifySign(c)
 
@@ -57,7 +59,7 @@ func verifySign(c *gin.Context) (map[string]string, error) {
 	}
 
 	if debug == "1" {
-		currentUnix := util.GetCurrentUnix()
+		currentUnix := timeUtil.GetCurrentUnix()
 		req.Set("ts", strconv.FormatInt(currentUnix, 10))
 
 		sn, err := createSign(req)
@@ -85,7 +87,7 @@ func verifySign(c *gin.Context) (map[string]string, error) {
 		return nil, errors.New("sn Error")
 	}
 
-	decryptStr, decryptErr := util.AesDecrypt(sn, []byte(AppSecret), AppSecret)
+	decryptStr, decryptErr := aes.AesDecrypt(sn, []byte(AppSecret), AppSecret)
 	if decryptErr != nil {
 		return nil, errors.New(decryptErr.Error())
 	}
@@ -97,7 +99,7 @@ func verifySign(c *gin.Context) (map[string]string, error) {
 
 // 创建签名
 func createSign(params url.Values) (string, error) {
-	return util.AesEncrypt(createEncryptStr(params), []byte(AppSecret), AppSecret)
+	return aes.AesEncrypt(createEncryptStr(params), []byte(AppSecret), AppSecret)
 }
 
 func createEncryptStr(params url.Values) string {
diff --git a/app/route/middleware/sign/md5/md5.go b/app/route/middleware/sign/md5/md5.go
index bab9ab03..74ccbc51 100644
--- a/app/route/middleware/sign/md5/md5.go
+++ b/app/route/middleware/sign/md5/md5.go
@@ -5,7 +5,9 @@ import (
 	"fmt"
 	"github.com/gin-gonic/gin"
 	"go-gin-api/app/config"
-	"go-gin-api/app/util"
+	"go-gin-api/app/util/md5"
+	"go-gin-api/app/util/response"
+	timeUtil "go-gin-api/app/util/time"
 	"net/url"
 	"sort"
 	"strconv"
@@ -19,7 +21,7 @@ var AppSecret string
 func SetUp() gin.HandlerFunc {
 
 	return func(c *gin.Context) {
-		utilGin := util.Gin{Ctx: c}
+		utilGin := response.Gin{Ctx: c}
 
 		sign, err := verifySign(c)
 
@@ -57,7 +59,7 @@ func verifySign(c *gin.Context) (map[string]string, error) {
 	}
 
 	if debug == "1" {
-		currentUnix := util.GetCurrentUnix()
+		currentUnix := timeUtil.GetCurrentUnix()
 		req.Set("ts", strconv.FormatInt(currentUnix, 10))
 		res := map[string]string{
 			"ts": strconv.FormatInt(currentUnix, 10),
@@ -85,7 +87,7 @@ func verifySign(c *gin.Context) (map[string]string, error) {
 // 创建签名
 func createSign(params url.Values) string {
 	// 自定义 MD5 组合
-	return util.MD5(AppSecret + createEncryptStr(params) + AppSecret)
+	return md5.MD5(AppSecret + createEncryptStr(params) + AppSecret)
 }
 
 func createEncryptStr(params url.Values) string {
diff --git a/app/route/middleware/sign/rsa/rsa.go b/app/route/middleware/sign/rsa/rsa.go
index 841db166..ad5147be 100644
--- a/app/route/middleware/sign/rsa/rsa.go
+++ b/app/route/middleware/sign/rsa/rsa.go
@@ -5,7 +5,9 @@ import (
 	"fmt"
 	"github.com/gin-gonic/gin"
 	"go-gin-api/app/config"
-	"go-gin-api/app/util"
+	"go-gin-api/app/util/response"
+	"go-gin-api/app/util/rsa"
+	timeUtil "go-gin-api/app/util/time"
 	"net/url"
 	"sort"
 	"strconv"
@@ -19,7 +21,7 @@ var AppSecret string
 func SetUp() gin.HandlerFunc {
 
 	return func(c *gin.Context) {
-		utilGin := util.Gin{Ctx: c}
+		utilGin := response.Gin{Ctx: c}
 
 		sign, err := verifySign(c)
 
@@ -57,7 +59,7 @@ func verifySign(c *gin.Context) (map[string]string, error) {
 	}
 
 	if debug == "1" {
-		currentUnix := util.GetCurrentUnix()
+		currentUnix := timeUtil.GetCurrentUnix()
 		req.Set("ts", strconv.FormatInt(currentUnix, 10))
 
 		sn, err := createSign(req)
@@ -85,7 +87,7 @@ func verifySign(c *gin.Context) (map[string]string, error) {
 		return nil, errors.New("sn Error")
 	}
 
-	decryptStr, decryptErr := util.RsaPrivateDecrypt(sn, config.AppRsaPrivateFile)
+	decryptStr, decryptErr := rsa.RsaPrivateDecrypt(sn, config.AppRsaPrivateFile)
 	if decryptErr != nil {
 		return nil, errors.New(decryptErr.Error())
 	}
@@ -97,7 +99,7 @@ func verifySign(c *gin.Context) (map[string]string, error) {
 
 // 创建签名
 func createSign(params url.Values) (string, error) {
-	return util.RsaPublicEncrypt(createEncryptStr(params), AppSecret)
+	return rsa.RsaPublicEncrypt(createEncryptStr(params), AppSecret)
 }
 
 func createEncryptStr(params url.Values) string {
diff --git a/app/route/route.go b/app/route/route.go
index b1c90531..c0c8b8ab 100644
--- a/app/route/route.go
+++ b/app/route/route.go
@@ -8,7 +8,7 @@ import (
 	"go-gin-api/app/route/middleware/exception"
 	"go-gin-api/app/route/middleware/jaeger"
 	"go-gin-api/app/route/middleware/logger"
-	"go-gin-api/app/util"
+	"go-gin-api/app/util/response"
 )
 
 func SetupRouter(engine *gin.Engine) {
@@ -18,12 +18,12 @@ func SetupRouter(engine *gin.Engine) {
 
 	//404
 	engine.NoRoute(func(c *gin.Context) {
-		utilGin := util.Gin{Ctx:c}
+		utilGin := response.Gin{Ctx: c}
 		utilGin.Response(404,"请求方法不存在", nil)
 	})
 
 	engine.GET("/ping", func(c *gin.Context) {
-		utilGin := util.Gin{Ctx:c}
+		utilGin := response.Gin{Ctx: c}
 		utilGin.Response(1,"pong", nil)
 	})
 
diff --git a/app/util/aes.go b/app/util/aes/aes.go
similarity index 99%
rename from app/util/aes.go
rename to app/util/aes/aes.go
index b8bfce8f..e9a35c77 100644
--- a/app/util/aes.go
+++ b/app/util/aes/aes.go
@@ -1,4 +1,4 @@
-package util
+package aes
 
 import (
 	"bytes"
diff --git a/app/util/bind.go b/app/util/bind/bind.go
similarity index 95%
rename from app/util/bind.go
rename to app/util/bind/bind.go
index 360f8907..bfbd5a19 100644
--- a/app/util/bind.go
+++ b/app/util/bind/bind.go
@@ -1,4 +1,4 @@
-package util
+package bind
 
 import (
 	"github.com/gin-gonic/gin"
diff --git a/app/util/error.go b/app/util/error/error.go
similarity index 89%
rename from app/util/error.go
rename to app/util/error/error.go
index 8b4295fb..cd4c004a 100644
--- a/app/util/error.go
+++ b/app/util/error/error.go
@@ -1,9 +1,11 @@
-package util
+package error
 
 import (
 	"fmt"
 	"go-gin-api/app/config"
 	"go-gin-api/app/route/middleware/exception"
+	"go-gin-api/app/util/json"
+	time2 "go-gin-api/app/util/time"
 	"log"
 	"os"
 	"runtime/debug"
@@ -53,7 +55,7 @@ func  alarm(level string, str string) {
 		subject := fmt.Sprintf("【系统告警】%s 项目出错了！", config.AppName)
 
 		body := strings.ReplaceAll(exception.MailTemplate, "{ErrorMsg}", fmt.Sprintf("%s", str))
-		body  = strings.ReplaceAll(body, "{RequestTime}", GetCurrentDate())
+		body  = strings.ReplaceAll(body, "{RequestTime}", time2.GetCurrentDate())
 		body  = strings.ReplaceAll(body, "{RequestURL}", "--")
 		body  = strings.ReplaceAll(body, "{RequestUA}", "--")
 		body  = strings.ReplaceAll(body, "{RequestIP}", "--")
@@ -78,7 +80,7 @@ func  alarm(level string, str string) {
 			errorLogMap["time"] = time.Now().Format("2006/01/02 - 15:04:05")
 			errorLogMap["info"] = str
 
-			errorLogJson, _ := JsonEncode(errorLogMap)
+			errorLogJson, _ := json.JsonEncode(errorLogMap)
 			_, _ = f.WriteString(errorLogJson + "\n")
 		}
 	}
diff --git a/app/util/grpc_log/grpc_log.go b/app/util/grpc_log/grpc_log.go
index 4e69bee6..f39f4ecd 100644
--- a/app/util/grpc_log/grpc_log.go
+++ b/app/util/grpc_log/grpc_log.go
@@ -4,7 +4,8 @@ import (
 	"context"
 	"fmt"
 	"go-gin-api/app/config"
-	"go-gin-api/app/util"
+	"go-gin-api/app/util/json"
+	"go-gin-api/app/util/time"
 	"google.golang.org/grpc"
 	"log"
 	"os"
@@ -21,12 +22,12 @@ func ClientInterceptor() grpc.UnaryClientInterceptor {
 		invoker grpc.UnaryInvoker, opts ...grpc.CallOption) error {
 
 		// 开始时间
-		startTime := util.GetCurrentMilliUnix()
+		startTime := time.GetCurrentMilliUnix()
 
 		err := invoker(ctx, method, req, reply, cc, opts...)
 
 		// 结束时间
-		endTime := util.GetCurrentMilliUnix()
+		endTime := time.GetCurrentMilliUnix()
 
 		// 日志格式
 		grpcLogMap := make(map[string]interface{})
@@ -40,7 +41,7 @@ func ClientInterceptor() grpc.UnaryClientInterceptor {
 
 		grpcLogMap["cost_time"] = fmt.Sprintf("%vms", endTime-startTime)
 
-		grpcLogJson, _ := util.JsonEncode(grpcLogMap)
+		grpcLogJson, _ := json.JsonEncode(grpcLogMap)
 
 		grpcChannel <- grpcLogJson
 
diff --git a/app/util/json.go b/app/util/json/json.go
similarity index 92%
rename from app/util/json.go
rename to app/util/json/json.go
index 400c6064..2a0dc6a5 100644
--- a/app/util/json.go
+++ b/app/util/json/json.go
@@ -1,4 +1,4 @@
-package util
+package json
 
 import "encoding/json"
 
diff --git a/app/util/mail.go b/app/util/mail/mail.go
similarity index 98%
rename from app/util/mail.go
rename to app/util/mail/mail.go
index 91c287f0..e8475849 100644
--- a/app/util/mail.go
+++ b/app/util/mail/mail.go
@@ -1,4 +1,4 @@
-package util
+package mail
 
 import (
 	"fmt"
diff --git a/app/util/md5.go b/app/util/md5/md5.go
similarity index 92%
rename from app/util/md5.go
rename to app/util/md5/md5.go
index 42ca96a5..82f9d70b 100644
--- a/app/util/md5.go
+++ b/app/util/md5/md5.go
@@ -1,4 +1,4 @@
-package util
+package md5
 
 import (
 	"crypto/md5"
diff --git a/app/util/request.go b/app/util/request/request.go
similarity index 98%
rename from app/util/request.go
rename to app/util/request/request.go
index 0c19a608..fef7cb0f 100644
--- a/app/util/request.go
+++ b/app/util/request/request.go
@@ -1,4 +1,4 @@
-package util
+package request
 
 import (
 	"crypto/tls"
diff --git a/app/util/response.go b/app/util/response/response.go
similarity index 95%
rename from app/util/response.go
rename to app/util/response/response.go
index dcdcd831..53d2e0d8 100644
--- a/app/util/response.go
+++ b/app/util/response/response.go
@@ -1,4 +1,4 @@
-package util
+package response
 
 import "github.com/gin-gonic/gin"
 
diff --git a/app/util/rsa.go b/app/util/rsa/rsa.go
similarity index 99%
rename from app/util/rsa.go
rename to app/util/rsa/rsa.go
index 9eccafdf..a9948071 100644
--- a/app/util/rsa.go
+++ b/app/util/rsa/rsa.go
@@ -1,4 +1,4 @@
-package util
+package rsa
 
 import (
 	"crypto/rand"
diff --git a/app/util/time.go b/app/util/time/time.go
similarity index 97%
rename from app/util/time.go
rename to app/util/time/time.go
index acf94af1..f5f5eca8 100644
--- a/app/util/time.go
+++ b/app/util/time/time.go
@@ -1,4 +1,4 @@
-package util
+package time
 
 import "time"
 
diff --git a/app/util/uuid.go b/app/util/uuid/uuid.go
similarity index 89%
rename from app/util/uuid.go
rename to app/util/uuid/uuid.go
index a60a57c5..4c07cb09 100644
--- a/app/util/uuid.go
+++ b/app/util/uuid/uuid.go
@@ -1,4 +1,4 @@
-package util
+package uuid
 
 import (
 	"github.com/google/uuid"