diff --git a/CHANGELOG.md b/CHANGELOG.md
index 77c5a26..29e7720 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,9 +1,5 @@
 # 更新日志
 
-4.3.4 - 2025-09-14
----
-- CHANGE: 改进嵌套加速实现, 增强稳定性
-
 4.3.3 - 2025-09-10
 ---
 - CHANGE: 增强对[wanf](https://github.com/WJQSERVER/wanf)的支持
diff --git a/README.md b/README.md
index c977c51..cc0847e 100644
--- a/README.md
+++ b/README.md
@@ -36,6 +36,8 @@
 
 [相关文章](https://blog.wjqserver.com/categories/my-program/)
 
+代理相关推广: [Thordata](https://www.thordata.com/?ls=github&lk=WJQserver)，市面上最具性价比的代理服务商，便宜好用，来自全球195个国家城市的6000万IP，轮换住宅/原生ISP/无限量仅从$0.65/GB 起，新用户$1=5GB .联系客户可获得免费测试.
+
 ### 使用示例
 
 ```bash 
diff --git a/VERSION b/VERSION
index a6695ff..2533cac 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-4.3.4
\ No newline at end of file
+4.3.3
\ No newline at end of file
diff --git a/proxy/chunkreq.go b/proxy/chunkreq.go
index 7e3725e..9227b78 100644
--- a/proxy/chunkreq.go
+++ b/proxy/chunkreq.go
@@ -127,14 +127,18 @@ func ChunkedProxyRequest(ctx context.Context, c *touka.Context, u string, cfg *c
 	defer bodyReader.Close()
 
 	if MatcherShell(u) && matchString(matcher) && cfg.Shell.Editor {
+		// 判断body是不是gzip
+		var compress string
+		if resp.Header.Get("Content-Encoding") == "gzip" {
+			compress = "gzip"
+		}
 
 		c.Debugf("Use Shell Editor: %s %s %s %s %s", c.ClientIP(), c.Request.Method, u, c.UserAgent(), c.Request.Proto)
-		c.DelHeader("Content-Length")
-		c.DelHeader("Content-Encoding")
+		c.Header("Content-Length", "")
 
 		var reader io.Reader
 
-		reader, _, err = processLinks(bodyReader, c.Request.Host, cfg, c)
+		reader, _, err = processLinks(bodyReader, compress, c.Request.Host, cfg, c)
 		c.WriteStream(reader)
 		if err != nil {
 			c.Errorf("%s %s %s %s %s Failed to copy response body: %v", c.ClientIP(), c.Request.Method, u, c.UserAgent(), c.Request.Proto, err)
@@ -142,6 +146,7 @@ func ChunkedProxyRequest(ctx context.Context, c *touka.Context, u string, cfg *c
 			return
 		}
 	} else {
+
 		if contentLength != "" {
 			c.SetHeader("Content-Length", contentLength)
 			c.WriteStream(bodyReader)
diff --git a/proxy/nest.go b/proxy/nest.go
index 675e4a3..4f93f20 100644
--- a/proxy/nest.go
+++ b/proxy/nest.go
@@ -2,6 +2,7 @@ package proxy
 
 import (
 	"bufio"
+	"compress/gzip"
 	"fmt"
 	"ghproxy/config"
 	"io"
@@ -65,7 +66,7 @@ func modifyURL(url string, host string, cfg *config.Config) string {
 }
 
 // processLinks 处理链接，返回包含处理后数据的 io.Reader
-func processLinks(input io.ReadCloser, host string, cfg *config.Config, c *touka.Context) (readerOut io.Reader, written int64, err error) {
+func processLinks(input io.ReadCloser, compress string, host string, cfg *config.Config, c *touka.Context) (readerOut io.Reader, written int64, err error) {
 	pipeReader, pipeWriter := io.Pipe() // 创建 io.Pipe
 	readerOut = pipeReader
 
@@ -96,14 +97,43 @@ func processLinks(input io.ReadCloser, host string, cfg *config.Config, c *touka
 
 		var bufReader *bufio.Reader
 
-		bufReader = bufio.NewReader(input)
+		if compress == "gzip" {
+			// 解压gzip
+			gzipReader, gzipErr := gzip.NewReader(input)
+			if gzipErr != nil {
+				err = fmt.Errorf("gzip解压错误: %v", gzipErr)
+				return // Goroutine 中使用 return 返回错误
+			}
+			defer gzipReader.Close()
+			bufReader = bufio.NewReader(gzipReader)
+		} else {
+			bufReader = bufio.NewReader(input)
+		}
 
 		var bufWriter *bufio.Writer
+		var gzipWriter *gzip.Writer
 
-		bufWriter = bufio.NewWriterSize(pipeWriter, 4096) // 使用 pipeWriter
+		// 根据是否gzip确定 writer 的创建
+		if compress == "gzip" {
+			gzipWriter = gzip.NewWriter(pipeWriter)           // 使用 pipeWriter
+			bufWriter = bufio.NewWriterSize(gzipWriter, 4096) //设置缓冲区大小
+		} else {
+			bufWriter = bufio.NewWriterSize(pipeWriter, 4096) // 使用 pipeWriter
+		}
 
 		//确保writer关闭
 		defer func() {
+			var closeErr error // 局部变量，用于保存defer中可能发生的错误
+
+			if gzipWriter != nil {
+				if closeErr = gzipWriter.Close(); closeErr != nil {
+					c.Errorf("gzipWriter close failed %v", closeErr)
+					// 如果已经存在错误，则保留。否则，记录此错误。
+					if err == nil {
+						err = closeErr
+					}
+				}
+			}
 			if flushErr := bufWriter.Flush(); flushErr != nil {
 				c.Errorf("writer flush failed %v", flushErr)
 				// 如果已经存在错误，则保留。否则，记录此错误。
diff --git a/proxy/reqheader.go b/proxy/reqheader.go
index 57d8542..c89dc76 100644
--- a/proxy/reqheader.go
+++ b/proxy/reqheader.go
@@ -27,7 +27,6 @@ var (
 		"CDN-Loop":         {},
 		"Upgrade":          {},
 		"Connection":       {},
-		"Accept-Encoding":  {},
 	}
 
 	cloneHeadersToRemove = map[string]struct{}{
@@ -44,7 +43,7 @@ var (
 var (
 	defaultHeaders = map[string]string{
 		"Accept":            "*/*",
-		"Accept-Encoding":   "",
+		"Accept-Encoding":   "gzip",
 		"Transfer-Encoding": "chunked",
 		"User-Agent":        "GHProxy/1.0",
 	}