diff --git a/task/tcpping.go b/task/tcpping.go
index a17f76b..87df460 100644
--- a/task/tcpping.go
+++ b/task/tcpping.go
@@ -2,29 +2,29 @@ package task
 
 import (
 	"fmt"
+	"github.com/schollz/progressbar/v3"
 	"net"
 	"sync"
 	"time"
-
-	"github.com/schollz/progressbar/v3"
 )
 
 var (
-	TcpPort           = 443
-	PingTimes         = 4
-	Routines          = 200
+	PingTimes         int
+	Routines          int
+	TcpPort           int
 	TcpConnectTimeOut = time.Second * 1
 )
 
 type IPDelay struct {
-	IP    *net.IPAddr
-	Delay time.Duration
+	IP            *net.IPAddr
+	Delay         time.Duration
+	DownloadSpeed float64
 }
 
 func (p *IPRangeList) Run() *IPRangeList {
 	var wg sync.WaitGroup
 	ch := make(chan struct{}, Routines)
-
+	fmt.Println("正在测试IP", "协议为:", "TCP", "端口为:", TcpPort, "并发数为:", Routines, "Ping次数为:", PingTimes)
 	// 创建进度条
 	bar := progressbar.NewOptions(len(p.Ips),
 		progressbar.OptionSetWidth(50),
@@ -32,7 +32,6 @@ func (p *IPRangeList) Run() *IPRangeList {
 		progressbar.OptionShowCount(),
 		progressbar.OptionShowIts(),
 	)
-
 	for _, ip := range p.Ips {
 		wg.Add(1)
 		ch <- struct{}{} // 控制最大并发数
@@ -41,7 +40,7 @@ func (p *IPRangeList) Run() *IPRangeList {
 			defer func() { <-ch }() // 释放并发控制
 			success, duration := TCPing(ip)
 			if success && duration > 0 {
-				p.delays = append(p.delays, IPDelay{IP: ip, Delay: duration})
+				p.Delays = append(p.Delays, IPDelay{IP: ip, Delay: duration, DownloadSpeed: 0})
 			}
 			err := bar.Add(1)
 			if err != nil {
@@ -54,27 +53,42 @@ func (p *IPRangeList) Run() *IPRangeList {
 	if err != nil {
 		return nil
 	}
-	fmt.Printf("调用成功，可用的IP数量: %d\n", len(p.delays))
+	fmt.Printf("调用成功，可用的IP数量: %d\n", len(p.Delays))
 	return p
 }
 
+// TCPing 通过TCP连接测试IP是否可用
 func TCPing(ip *net.IPAddr) (bool, time.Duration) {
-	startTime := time.Now()
-	var fullAddress string
-	if IsIpv4(ip.String()) {
-		fullAddress = fmt.Sprintf("%s:%d", ip.String(), TcpPort)
-	} else {
-		fullAddress = fmt.Sprintf("[%s]:%d", ip.String(), TcpPort)
+	var totalDuration time.Duration
+	var successCount int
+	for i := 0; i < 4; i++ { // 重试4次
+		func() {
+			startTime := time.Now()
+			var fullAddress string
+			if IsIpv4(ip.String()) {
+				fullAddress = fmt.Sprintf("%s:%d", ip.String(), TcpPort)
+			} else {
+				fullAddress = fmt.Sprintf("[%s]:%d", ip.String(), TcpPort)
+			}
+			conn, err := net.DialTimeout("tcp", fullAddress, TcpConnectTimeOut)
+			if err != nil {
+				return
+			}
+			defer func() {
+				err = conn.Close()
+				if err != nil {
+				}
+			}()
+			duration := time.Since(startTime)
+			totalDuration += duration
+			successCount++
+		}()
 	}
-	conn, err := net.DialTimeout("tcp", fullAddress, TcpConnectTimeOut)
-	if err != nil {
+
+	if successCount == 0 { // 如果所有尝试都失败，返回 false 和 0
 		return false, 0
 	}
-	defer func(conn net.Conn) {
-		err = conn.Close()
-		if err != nil {
-		}
-	}(conn)
-	duration := time.Since(startTime)
-	return true, duration
+
+	averageDuration := totalDuration / time.Duration(successCount) // 计算平均持续时间
+	return true, averageDuration
 }