diff --git a/src/Http/HttpClient.h b/src/Http/HttpClient.h
index ffd6b1ac..14d9640c 100644
--- a/src/Http/HttpClient.h
+++ b/src/Http/HttpClient.h
@@ -53,7 +53,7 @@ public:
         for(auto &pr : *this){
             ret.append(pr.first);
             ret.append("=");
-            ret.append(strCoding::UrlUTF8Encode(pr.second));
+            ret.append(strCoding::UrlEncode(pr.second));
             ret.append("&");
         }
         if(ret.size()){
diff --git a/src/Http/HttpSession.cpp b/src/Http/HttpSession.cpp
index 72a2065c..dd98fe45 100644
--- a/src/Http/HttpSession.cpp
+++ b/src/Http/HttpSession.cpp
@@ -590,7 +590,7 @@ inline HttpSession::KeyValue HttpSession::makeHttpHeader(bool bClose, int64_t iC
 }
 
 string HttpSession::urlDecode(const string &str){
-	auto ret = strCoding::UrlUTF8Decode(str);
+	auto ret = strCoding::UrlDecode(str);
 #ifdef _WIN32
     GET_CONFIG_AND_REGISTER(string,charSet,Http::kCharSet);
 	bool isGb2312 = !strcasecmp(charSet.data(), "gb2312");
diff --git a/src/Http/strCoding.cpp b/src/Http/strCoding.cpp
index c6bd9173..4b5ea07b 100644
--- a/src/Http/strCoding.cpp
+++ b/src/Http/strCoding.cpp
@@ -68,7 +68,7 @@ char StrToBin(const char *str)
 	return chn;
 }
 
-string strCoding::UrlUTF8Encode(const string &str) {
+string strCoding::UrlEncode(const string &str) {
 	string dd;
 	size_t len = str.size();
 	for (size_t i = 0; i < len; i++) {
@@ -88,7 +88,7 @@ string strCoding::UrlUTF8Encode(const string &str) {
 	}
 	return dd;
 }
-string strCoding::UrlUTF8Decode(const string &str) {
+string strCoding::UrlDecode(const string &str) {
 	string output = "";
 	char tmp[2];
 	int i = 0, len = str.length();
@@ -111,55 +111,6 @@ string strCoding::UrlUTF8Decode(const string &str) {
 	return output;
 }
 
-string strCoding::UrlGB2312Encode(const string &str)
-{
-	string dd;
-	size_t len = str.size();
-	for (size_t i = 0; i<len; i++)
-	{
-		if (isalnum((uint8_t)str[i]))
-		{
-			char tempbuff[2];
-			sprintf(tempbuff, "%c", str[i]);
-			dd.append(tempbuff);
-		}
-		else if (isspace((uint8_t)str[i]))
-		{
-			dd.append("+");
-		}
-		else
-		{
-			char tempbuff[4];
-			sprintf(tempbuff, "%%%X%X", (uint8_t)str[i] >> 4, (uint8_t)str[i] % 16);
-			dd.append(tempbuff);
-		}
-	}
-	return dd;
-}
-
-string strCoding::UrlGB2312Decode(const string &str)
-{
-	string output = "";
-	char tmp[2];
-	int i = 0, idx = 0, len = str.length();
-	while (i<len) {
-		if (str[i] == '%') {
-			tmp[0] = str[i + 1];
-			tmp[1] = str[i + 2];
-			output += StrToBin(tmp);
-			i = i + 3;
-		}
-		else if (str[i] == '+') {
-			output += ' ';
-			i++;
-		}
-		else {
-			output += str[i];
-			i++;
-		}
-	}
-	return output;
-}
 
 ///////////////////////////////windows专用///////////////////////////////////
 #if defined(_WIN32)
diff --git a/src/Http/strCoding.h b/src/Http/strCoding.h
index 9a6394bf..7a2f1411 100644
--- a/src/Http/strCoding.h
+++ b/src/Http/strCoding.h
@@ -36,11 +36,8 @@ namespace mediakit {
 
 class strCoding {
 public:
-	static string UrlUTF8Encode(const string &str); //urlutf8 编码
-	static string UrlUTF8Decode(const string &str); //urlutf8解码
-
-	static string UrlGB2312Encode(const string &str); //urlgb2312编码 
-	static string UrlGB2312Decode(const string &str); //urlgb2312解码 
+	static string UrlEncode(const string &str); //urlutf8 编码
+	static string UrlDecode(const string &str); //urlutf8解码
 #if defined(_WIN32)
 	static string UTF8ToGB2312(const string &str);//utf_8转为gb2312 
 	static string GB2312ToUTF8(const string &str); //gb2312 转utf_8