diff --git a/api/router.go b/api/router.go
index d04acfe..3f845c9 100644
--- a/api/router.go
+++ b/api/router.go
@@ -3,9 +3,10 @@ package api
 import (
 	"os"
 
+	"github.com/zu1k/proxypool/app/cache"
+
 	"github.com/gin-gonic/gin"
 	_ "github.com/heroku/x/hmetrics/onload"
-	"github.com/zu1k/proxypool/app"
 	"github.com/zu1k/proxypool/provider"
 )
 
@@ -16,9 +17,14 @@ func setupRouter() {
 
 	router.StaticFile("/clash/config", "example/clash-config.yaml")
 	router.GET("/clash/proxies", func(c *gin.Context) {
-		proxies := app.GetProxies()
-		clash := provider.Clash{Proxies: proxies}
-		c.String(200, clash.Provide())
+		text := cache.GetString("clashproxies")
+		if text == "" {
+			proxies := cache.GetProxies()
+			clash := provider.Clash{Proxies: proxies}
+			text = clash.Provide()
+			cache.SetString("clashproxies", text)
+		}
+		c.String(200, text)
 	})
 }
 
diff --git a/app/cache.go b/app/cache/cache.go
similarity index 67%
rename from app/cache.go
rename to app/cache/cache.go
index 54c6a43..f008986 100644
--- a/app/cache.go
+++ b/app/cache/cache.go
@@ -1,4 +1,4 @@
-package app
+package cache
 
 import (
 	"log"
@@ -23,3 +23,15 @@ func GetProxies() []proxy.Proxy {
 func SetProxies(proxies []proxy.Proxy) {
 	c.Set("proxies", proxies, cache.NoExpiration)
 }
+
+func SetString(key, value string) {
+	c.Set(key, value, cache.NoExpiration)
+}
+
+func GetString(key string) string {
+	result, found := c.Get(key)
+	if found {
+		return result.(string)
+	}
+	return ""
+}
diff --git a/app/task.go b/app/task.go
index baedd69..031fc31 100644
--- a/app/task.go
+++ b/app/task.go
@@ -4,40 +4,45 @@ import (
 	"math/rand"
 	"strconv"
 
+	"github.com/zu1k/proxypool/provider"
+
+	"github.com/zu1k/proxypool/app/cache"
+
 	"github.com/zu1k/proxypool/getter"
 	"github.com/zu1k/proxypool/proxy"
 )
 
 func CrawlTGChannel() {
-	node := make([]proxy.Proxy, 0)
+	proxies := make([]proxy.Proxy, 0)
 
 	// tg上各种节点分享频道
-	node = append(node, getter.NewTGChannelGetter("https://t.me/s/ssrList", 200).Get()...)
-	node = append(node, getter.NewTGChannelGetter("https://t.me/s/SSRSUB", 200).Get()...)
-	node = append(node, getter.NewTGChannelGetter("https://t.me/s/FreeSSRNode", 200).Get()...)
-	node = append(node, getter.NewTGChannelGetter("https://t.me/s/ssrlists", 200).Get()...)
-	node = append(node, getter.NewTGChannelGetter("https://t.me/s/ssrshares", 200).Get()...)
-	node = append(node, getter.NewTGChannelGetter("https://t.me/s/V2List", 200).Get()...)
-	node = append(node, getter.NewTGChannelGetter("https://t.me/s/ssrtool", 200).Get()...)
-	node = append(node, getter.NewTGChannelGetter("https://t.me/s/vmessr", 200).Get()...)
-	node = append(node, getter.NewTGChannelGetter("https://t.me/s/FreeSSR666", 200).Get()...)
-	node = append(node, getter.NewTGChannelGetter("https://t.me/s/fanqiang666", 200).Get()...)
+	proxies = append(proxies, getter.NewTGChannelGetter("https://t.me/s/ssrList", 200).Get()...)
+	proxies = append(proxies, getter.NewTGChannelGetter("https://t.me/s/SSRSUB", 200).Get()...)
+	proxies = append(proxies, getter.NewTGChannelGetter("https://t.me/s/FreeSSRNode", 200).Get()...)
+	proxies = append(proxies, getter.NewTGChannelGetter("https://t.me/s/ssrlists", 200).Get()...)
+	proxies = append(proxies, getter.NewTGChannelGetter("https://t.me/s/ssrshares", 200).Get()...)
+	proxies = append(proxies, getter.NewTGChannelGetter("https://t.me/s/V2List", 200).Get()...)
+	proxies = append(proxies, getter.NewTGChannelGetter("https://t.me/s/ssrtool", 200).Get()...)
+	proxies = append(proxies, getter.NewTGChannelGetter("https://t.me/s/vmessr", 200).Get()...)
+	proxies = append(proxies, getter.NewTGChannelGetter("https://t.me/s/FreeSSR666", 200).Get()...)
+	proxies = append(proxies, getter.NewTGChannelGetter("https://t.me/s/fanqiang666", 200).Get()...)
 
 	// 各种网站上公开的
-	node = append(node, getter.WebFreessrXyz{}.Get()...)
-	node = append(node, getter.WebLucnOrg{}.Get()...)
+	proxies = append(proxies, getter.WebFreessrXyz{}.Get()...)
+	proxies = append(proxies, getter.WebLucnOrg{}.Get()...)
 
 	// 从web页面模糊获取
-	node = append(node, getter.NewWebFuzz("https://zfjvpn.gitbook.io/").Get()...)
-	node = append(node, getter.NewWebFuzz("https://www.freefq.com/d/file/free-ssr/20200811/1f3e9d0d0064f662457062712dcf1b66.txt").Get()...)
-	node = append(node, getter.NewWebFuzz("https://merlinblog.xyz/wiki/freess.html").Get()...)
+	proxies = append(proxies, getter.NewWebFuzz("https://zfjvpn.gitbook.io/").Get()...)
+	proxies = append(proxies, getter.NewWebFuzz("https://www.freefq.com/d/file/free-ssr/20200811/1f3e9d0d0064f662457062712dcf1b66.txt").Get()...)
+	proxies = append(proxies, getter.NewWebFuzz("https://merlinblog.xyz/wiki/freess.html").Get()...)
 
-	node = append(node, GetProxies()...)
-	node = proxy.Deduplication(node)
+	proxies = append(proxies, cache.GetProxies()...)
+	proxies = proxy.Deduplication(proxies)
 
-	num := len(node)
+	num := len(proxies)
 	for i := 0; i < num; i++ {
-		node[i].SetName("@tgbotlist_" + strconv.Itoa(rand.Int()))
+		proxies[i].SetName("@tgbotlist_" + strconv.Itoa(rand.Int()))
 	}
-	SetProxies(node)
+	cache.SetProxies(proxies)
+	cache.SetString("clashproxies", provider.Clash{Proxies: proxies}.Provide())
 }
diff --git a/main.go b/main.go
index 4c0475f..953b314 100644
--- a/main.go
+++ b/main.go
@@ -1,11 +1,14 @@
 package main
 
 import (
+	"fmt"
+
 	"github.com/zu1k/proxypool/api"
 	"github.com/zu1k/proxypool/app"
 )
 
 func main() {
+	fmt.Println("Do the first crawl...")
 	app.CrawlTGChannel()
 	api.Run()
 }