diff --git a/ipgeo/tokens.go b/ipgeo/tokens.go
index fdeb68d5..c49077dc 100644
--- a/ipgeo/tokens.go
+++ b/ipgeo/tokens.go
@@ -8,6 +8,6 @@ type tokenData struct {
 
 var token = tokenData{
 	ipinsight: "",
-	ipinfo:    "42764a944dabd0",
+	ipinfo:    "",
 	ipleo:     "NextTraceDemo",
 }
diff --git a/printer/basic.go b/printer/basic.go
index cd55f00c..0c3d02e6 100644
--- a/printer/basic.go
+++ b/printer/basic.go
@@ -5,10 +5,6 @@ import (
 	"net"
 )
 
-func PrintCopyRight() {
-	fmt.Println("NextTrace v0.1.0 Alpha \nxgadget-lab zhshch (xzhsh.ch) & leo (leo.moe)")
-}
-
 func PrintTraceRouteNav(ip net.IP, domain string, dataOrigin string) {
 	fmt.Println("IP Geo Data Provider: " + dataOrigin)
 
diff --git a/printer/printer.go b/printer/printer.go
index de0b1a38..e43cb26c 100644
--- a/printer/printer.go
+++ b/printer/printer.go
@@ -2,9 +2,10 @@ package printer
 
 import (
 	"fmt"
-	"github.com/xgadget-lab/nexttrace/trace"
 	"strings"
 
+	"github.com/xgadget-lab/nexttrace/trace"
+
 	"github.com/xgadget-lab/nexttrace/ipgeo"
 )
 
diff --git a/printer/tableprinter.go b/printer/tableprinter.go
index c91b2826..08e663d0 100644
--- a/printer/tableprinter.go
+++ b/printer/tableprinter.go
@@ -2,9 +2,10 @@ package printer
 
 import (
 	"fmt"
-	"github.com/xgadget-lab/nexttrace/trace"
 	"strings"
 
+	"github.com/xgadget-lab/nexttrace/trace"
+
 	"github.com/fatih/color"
 	"github.com/rodaine/table"
 )
@@ -30,7 +31,16 @@ func TracerouteTablePrinter(res *trace.Result) {
 			if k > 0 {
 				data.Hop = ""
 			}
-			tbl.AddRow(data.Hop, data.IP, data.Latency, data.Asnumber, data.Country, data.Prov, data.City, data.Owner)
+			if data.Country == "" && data.Prov == "" && data.City == "" {
+				tbl.AddRow(data.Hop, data.IP, data.Latency, data.Asnumber, "", data.Owner)
+			} else {
+				if data.City != "" {
+					tbl.AddRow(data.Hop, data.IP, data.Latency, data.Asnumber, data.Country+", "+data.Prov+", "+data.City, data.Owner)
+				} else {
+					tbl.AddRow(data.Hop, data.IP, data.Latency, data.Asnumber, data.Country, data.Owner)
+				}
+
+			}
 		}
 	}
 	// 打印表格
@@ -42,7 +52,7 @@ func New() table.Table {
 	headerFmt := color.New(color.FgGreen, color.Underline).SprintfFunc()
 	columnFmt := color.New(color.FgYellow).SprintfFunc()
 
-	tbl := table.New("Hop", "IP", "Lantency", "ASN", "Country", "Province", "City", "Owner")
+	tbl := table.New("Hop", "IP", "Lantency", "ASN", "Location", "Owner")
 	tbl.WithHeaderFormatter(headerFmt).WithFirstColumnFormatter(columnFmt)
 	return tbl
 }
diff --git a/trace/icmp_ipv4.go b/trace/icmp_ipv4.go
index efa24e9b..f5de7835 100644
--- a/trace/icmp_ipv4.go
+++ b/trace/icmp_ipv4.go
@@ -155,12 +155,12 @@ func (t *ICMPTracer) send(fork workFork) error {
 	t.inflightRequest[fork.num] = hopCh
 	t.inflightRequestLock.Unlock()
 
-	defer func() {
-		t.inflightRequestLock.Lock()
-		close(hopCh)
-		delete(t.inflightRequest, fork.ttl)
-		t.inflightRequestLock.Unlock()
-	}()
+	// defer func() {
+	// 	t.inflightRequestLock.Lock()
+	// 	close(hopCh)
+	// 	delete(t.inflightRequest, fork.ttl)
+	// 	t.inflightRequestLock.Unlock()
+	// }()
 
 	if fork.num == 0 && t.Config.RoutePath {
 		fmt.Print(strconv.Itoa(fork.ttl))
diff --git a/trace/icmp_ipv6.go b/trace/icmp_ipv6.go
index 93d78ec1..5c80388e 100644
--- a/trace/icmp_ipv6.go
+++ b/trace/icmp_ipv6.go
@@ -155,12 +155,12 @@ func (t *ICMPTracerv6) send(fork workFork) error {
 	t.inflightRequest[fork.num] = hopCh
 	t.inflightRequestLock.Unlock()
 
-	defer func() {
-		t.inflightRequestLock.Lock()
-		close(hopCh)
-		delete(t.inflightRequest, fork.ttl)
-		t.inflightRequestLock.Unlock()
-	}()
+	// defer func() {
+	// 	t.inflightRequestLock.Lock()
+	// 	close(hopCh)
+	// 	delete(t.inflightRequest, fork.ttl)
+	// 	t.inflightRequestLock.Unlock()
+	// }()
 
 	if fork.num == 0 && t.Config.RoutePath {
 		fmt.Print(strconv.Itoa(fork.ttl))
diff --git a/trace/tcp_ipv6.go b/trace/tcp_ipv6.go
index 3be1fd5f..252cbee8 100644
--- a/trace/tcp_ipv6.go
+++ b/trace/tcp_ipv6.go
@@ -41,7 +41,7 @@ func (t *TCPTracerv6) Execute() (*Result, error) {
 	}
 
 	t.SrcIP, _ = util.LocalIPPort(t.DestIP)
-
+	log.Println(util.LocalIPPort(t.DestIP))
 	var err error
 	t.tcp, err = net.ListenPacket("ip6:tcp", t.SrcIP.String())
 	if err != nil {
@@ -207,7 +207,7 @@ func (t *TCPTracerv6) send(ttl int) error {
 		return err
 	}
 
-	ipv6.NewPacketConn(t.tcp)
+	ipv6.NewPacketConn(t.tcp).SetHopLimit(ttl)
 	if err != nil {
 		return err
 	}
diff --git a/trace/trace.go b/trace/trace.go
index 4649b5df..4fef395b 100644
--- a/trace/trace.go
+++ b/trace/trace.go
@@ -71,6 +71,7 @@ func Traceroute(method Method, config Config) (*Result, error) {
 		if config.DestIP.To4() != nil {
 			tracer = &TCPTracer{Config: config}
 		} else {
+			// tracer = &TCPTracerv6{Config: config}
 			return nil, errors.New("IPv6 TCP Traceroute is not supported")
 		}
 	default: