diff --git a/README.md b/README.md
index 291d70d..09ba12e 100644
--- a/README.md
+++ b/README.md
@@ -64,22 +64,17 @@ $mexc=new MxcSpot($key,$secret);
 $mexc->setOptions([
     //Set the request timeout to 60 seconds by default
     'timeout'=>10,
+    //https://github.com/guzzle/guzzle
+    'proxy'=>[],
+    //https://www.php.net/manual/en/book.curl.php
+    'curl'=>[],
     
-    //If you are developing locally and need an agent, you can set this
-    //'proxy'=>true,
-    //More flexible Settings
-    /* 'proxy'=>[
-     'http'  => 'http://127.0.0.1:12333',
-     'https' => 'http://127.0.0.1:12333',
-     'no'    =>  ['.cn']
-     ], */
-
-    //Close the certificate
-    //'verify'=>false,
+    //Set Demo Trading
+    'headers'=>['x-simulated-trading'=>1]
 ]);
 ```
 
-### Mxc Spot API
+### Mxc Spot API,[Support Spot V3](https://github.com/zhouaini528/mxc-php/blob/master/tests/spot_v3)
 
 Order Book [More](https://github.com/zhouaini528/mxc-php/blob/master/tests/spot/market.php)
 
diff --git a/README_CN.md b/README_CN.md
index 17d7edc..26b5c21 100644
--- a/README_CN.md
+++ b/README_CN.md
@@ -65,22 +65,17 @@ $mexc=new MxcSpot($key,$secret);
 $mexc->setOptions([
     //Set the request timeout to 60 seconds by default
     'timeout'=>10,
+    //https://github.com/guzzle/guzzle
+    'proxy'=>[],
+    //https://www.php.net/manual/en/book.curl.php
+    'curl'=>[],
     
-    //If you are developing locally and need an agent, you can set this
-    //'proxy'=>true,
-    //More flexible Settings
-    /* 'proxy'=>[
-     'http'  => 'http://127.0.0.1:12333',
-     'https' => 'http://127.0.0.1:12333',
-     'no'    =>  ['.cn']
-     ], */
-
-    //Close the certificate
-    //'verify'=>false,
+    //Set Demo Trading
+    'headers'=>['x-simulated-trading'=>1]
 ]);
 ```
 
-### Mxc 现货交易 API
+### Mxc 现货交易 API，[支持现货V3接口](https://github.com/zhouaini528/mxc-php/blob/master/tests/spot_v3)
 
 行情数据 [More](https://github.com/zhouaini528/mxc-php/blob/master/tests/spot/market.php)
 
diff --git a/tests/spot_v3/accounts.php b/tests/spot_v3/accounts.php
new file mode 100644
index 0000000..27e2385
--- /dev/null
+++ b/tests/spot_v3/accounts.php
@@ -0,0 +1,36 @@
+<?php
+
+
+/**
+ * @author lin <465382251@qq.com>
+ * 
+ * Fill in your key and secret and pass can be directly run
+ * 
+ * Most of them are unfinished and need your help
+ * https://github.com/zhouaini528/Mxc-php.git
+ * */
+use Lin\Mxc\MxcSpotV3;
+
+require __DIR__ .'../../../vendor/autoload.php';
+
+include 'key_secret.php';
+
+$mexc=new MxcSpotV3($key,$secret);
+
+//You can set special needs
+$mexc->setOptions([
+    //Set the request timeout to 60 seconds by default
+    'timeout'=>10,
+
+]);
+
+try {
+    $result=$mexc->privates()->getAccount();
+    print_r($result);
+}catch (\Exception $e){
+    print_r(json_decode($e->getMessage(),true));
+}
+
+
+
+
diff --git a/tests/spot_v3/market.php b/tests/spot_v3/market.php
new file mode 100644
index 0000000..09f78b7
--- /dev/null
+++ b/tests/spot_v3/market.php
@@ -0,0 +1,70 @@
+<?php
+
+
+/**
+ * @author lin <465382251@qq.com>
+ *
+ * Fill in your key and secret and pass can be directly run
+ *
+ * Most of them are unfinished and need your help
+ * https://github.com/zhouaini528/Mxc-php.git
+ * */
+use Lin\Mxc\MxcSpotV3;
+
+require __DIR__ .'../../../vendor/autoload.php';
+
+include 'key_secret.php';
+
+$mexc=new MxcSpotV3();
+
+//You can set special needs
+$mexc->setOptions([
+    //Set the request timeout to 60 seconds by default
+    'timeout'=>10,
+
+]);
+/*
+try {
+    $result=$mexc->publics()->getTime();
+    print_r($result);
+}catch (\Exception $e){
+    print_r($e->getMessage());
+}
+
+//try {
+//    $result=$mexc->publics()->getExchangeInfo();
+//    print_r($result);
+//}catch (\Exception $e){
+//    print_r($e->getMessage());
+//}
+
+try {
+    $result=$mexc->publics()->getDepth([
+        'symbol'=>'BTCUSDT',
+        'limit'=>10
+    ]);
+    print_r($result);
+}catch (\Exception $e){
+    print_r($e->getMessage());
+}
+
+try {
+    $result=$mexc->publics()->getTrades([
+        'symbol'=>'BTCUSDT',
+        'limit'=>10
+    ]);
+    print_r($result);
+}catch (\Exception $e){
+    print_r($e->getMessage());
+}
+*/
+try {
+    $result=$mexc->publics()->getKline([
+        'symbol'=>'BTCUSDT',
+        'interval'=>'60m'
+    ]);
+    print_r($result);
+}catch (\Exception $e){
+    print_r($e->getMessage());
+}
+