diff --git a/app/service/webService/ChinaTaxes.php b/app/service/webService/ChinaTaxes.php
index b3069e3..7df9866 100644
--- a/app/service/webService/ChinaTaxes.php
+++ b/app/service/webService/ChinaTaxes.php
@@ -2,8 +2,6 @@
 
 namespace app\service\webService;
 
-use app\util\NewSm4;
-use app\util\Sm4;
 use fast\FuncException;
 
 class ChinaTaxes
@@ -127,18 +125,12 @@ class ChinaTaxes
             'my'       => $this->my, //密钥，数字签名校验和资格校验
             'mxGrid'   => $this->mxGrid($mxGrid)
         ];
-        dump($body);
+        //dump($body);
         $param = $this->getParamData('SSGZ_GZPT_SZQKL_WTDZDRJK', $body);
-        dump($param);
-        // dump($param);exit;
-        $json_str = '{ "reqId": "'.md5(time() . rand(000,999))
-            .'", "sid": "'.'SSGZ_GZPT_SZQKL_WTDZDRJK'
-            .'", "channelId":"'.$this->channelId
-            .'", "accessToken":"'.$this->accessToken
-            .'", "timestamp":"'.time()
-            .'", "data": { "bizXml": "<SZQKLDZSPSB0001ZipBase64RequestBw>H4sIAAAAAAAAAO1Xy27bRhT9FUN7SzMcipIMm4FkyS4VU6pEyQ9tComkRVJ8yaNE5KyyCdoUQR5o{r}{n}UMBIujAKNEEfyCJp6yZA+jOWXP1Fhw+JDIKmboGu6gXFc88992pmeDgkN294lrl2Wz3BumNvZWAW{r}{n}ZNZUW3YU3R5uZbqdnfViZg1P+rbSNx1b3cr4Ks7c4DelXuvmXrUnfSpVAACwp7uVPlY5tq2Ob6l4{r}{n}Upmu0b423rAxs5XRJhN3I5ebTqdZWdPt/qTvZYfO7axs5xQaYFeVcxl+k2o38EAmple1eN3G6slk{r}{n}M/ceGUmOTTzgj+JUGMSlrqzxy4oQh3CE8XjMM4CB6wCtAxgrIjqRkJUEpSUkklg+r/p1bbAr6029{r}{n}LnSJABu6gAW7nZe3BU4YuYf72/VSlopuyahOjqwhFQp5sdMCYlWcijVYaXR7n4ijnUqz1tL3tuuu{r}{n}jMSgWacLG0IbOgE36tuaIxiOLnbK/qq2Wo4OMgINMgx0RNnd8ZWdtjs46Ab/E3DmwGp3+wfQDOsN{r}{n}Wq+DaVMCRNwuew3i0FpnKkp00NY+Gwxa7BwxjWqXiB3BF6WpLqPKuOfTyRg1/biVNcd95RhJ5Qrb{r}{n}2uv3JK97oBNr0FVvjvWjeq+GnHz+sMl8JhFHiNaLrlG0Vt7uia4sL4roYWO/uafjScQMFGLjEzzQ{r}{n}+BJkWYAAEMv5apU9rLEo6pMoUgWWzF/89s3i3enswe/zs8cX51/NXr28fPLz7KdHF2+//+PsBf2d{r}{n}nb6YP7u3OH00u/vj7OF5uhstD5sRQ7N4yDIsQrBUKAKWgYVCnomkYTL2GDFCxzErvyyZMD80NGWM{r}{n}CQ1hnosECRUqNJ8iVIJxeRhGI8CeFdQBuGwdM3HWXWU5lCjclIKEOJcOAmxg36DDKRVZlEXxUoZc{r}{n}NCMTLu+NAAXAp7dYzEUwRApJ2AiH0EhY4z0tTIvjzoa1UkcwQK6WopdBOCBsWB5ZzSkJl8JUMgnj{r}{n}iAzMJJUEH/ruyk5ErQaofNyJizffXT5/Obv/ZvbtD4u7Ty7OXy/unM9f3buS+1CBgUwJlqg3GFAs{r}{n}ccvt5tp91+6j+2CthjpXdd+7X+enDy/fnl0+fzz/8s6V3McxAFFb0esE6IkpFvPX7vtfu+/jXpt/{r}{n}8Xr+9efzX57+9cMUAQ4xoaGonVgW/lfbGVdcPqf/jaEK1Pf/3FAck4fXbkp5J3rRi1/wcn/7FcD/{r}{n}CZ2KPLlgDAAA</SZQKLDZSPSB0001ZipBase64RequestBw>"}}';
-        dump($json_str);
-        return $this->json_curl($json_str);
+        //dump($param);
+        dump($param);exit;
+
+        die;
     }
 
     /**
@@ -425,26 +417,13 @@ xmlns:ns2="http://www.chinatax.gov.cn/dataspec/">';
             }
         }
 
-        // dump($xml2);
-
-        //$sm4 = new NewSm4();
-        $sm4 = new Sm4();
-
         if ($type == 2) {
-            //return $start1 . base64_encode(gzencode($xml2)) . $end;
-            // $aa = base64_encode(gzencode($xml2));
-            // return $start1.$xml2.$end;
-
-            dump($xml2);
-            $gzencode = gzencode($xml2);
-            $sm4Code = $sm4->encrypt($this->my, $gzencode);
-            return $start . $sm4Code . $end;
+            $xml2 = $this->enCompressXml($xml2);
+            return $start.$xml2.$end;
         }
 
-        dump($xml);
-        $gzencode = gzencode($xml);
-        $sm4Code = $sm4->encrypt($this->my, $gzencode);
-        return $start . $sm4Code . $end;
+        $xml = $this->enCompressXml($xml);
+        return $start.$xml.$end;
     }
 
     /**
@@ -502,4 +481,81 @@ xmlns:ns2="http://www.chinatax.gov.cn/dataspec/">';
 
         return json_decode($response, true);
     }
-}
\ No newline at end of file
+
+    protected function demo()
+    {
+        $json_str = '{ "reqId": "'.md5(time() . rand(000,999))
+            .'", "sid": "'.'SSGZ_GZPT_SZQKL_WTDZDRJK'
+            .'", "channelId":"'.$this->channelId
+            .'", "accessToken":"'.$this->accessToken
+            .'", "timestamp":"'.time()
+            .'", "data": { "bizXml": "<SZQKLDZSPSB0001ZipBase64RequestBw>H4sIAAAAAAAAAO1Xy27bRhT9FUN7SzMcipIMm4FkyS4VU6pEyQ9tComkRVJ8yaNE5KyyCdoUQR5o{r}{n}UMBIujAKNEEfyCJp6yZA+jOWXP1Fhw+JDIKmboGu6gXFc88992pmeDgkN294lrl2Wz3BumNvZWAW{r}{n}ZNZUW3YU3R5uZbqdnfViZg1P+rbSNx1b3cr4Ks7c4DelXuvmXrUnfSpVAACwp7uVPlY5tq2Ob6l4{r}{n}Upmu0b423rAxs5XRJhN3I5ebTqdZWdPt/qTvZYfO7axs5xQaYFeVcxl+k2o38EAmple1eN3G6slk{r}{n}M/ceGUmOTTzgj+JUGMSlrqzxy4oQh3CE8XjMM4CB6wCtAxgrIjqRkJUEpSUkklg+r/p1bbAr6029{r}{n}LnSJABu6gAW7nZe3BU4YuYf72/VSlopuyahOjqwhFQp5sdMCYlWcijVYaXR7n4ijnUqz1tL3tuuu{r}{n}jMSgWacLG0IbOgE36tuaIxiOLnbK/qq2Wo4OMgINMgx0RNnd8ZWdtjs46Ab/E3DmwGp3+wfQDOsN{r}{n}Wq+DaVMCRNwuew3i0FpnKkp00NY+Gwxa7BwxjWqXiB3BF6WpLqPKuOfTyRg1/biVNcd95RhJ5Qrb{r}{n}2uv3JK97oBNr0FVvjvWjeq+GnHz+sMl8JhFHiNaLrlG0Vt7uia4sL4roYWO/uafjScQMFGLjEzzQ{r}{n}+BJkWYAAEMv5apU9rLEo6pMoUgWWzF/89s3i3enswe/zs8cX51/NXr28fPLz7KdHF2+//+PsBf2d{r}{n}nb6YP7u3OH00u/vj7OF5uhstD5sRQ7N4yDIsQrBUKAKWgYVCnomkYTL2GDFCxzErvyyZMD80NGWM{r}{n}CQ1hnosECRUqNJ8iVIJxeRhGI8CeFdQBuGwdM3HWXWU5lCjclIKEOJcOAmxg36DDKRVZlEXxUoZc{r}{n}NCMTLu+NAAXAp7dYzEUwRApJ2AiH0EhY4z0tTIvjzoa1UkcwQK6WopdBOCBsWB5ZzSkJl8JUMgnj{r}{n}iAzMJJUEH/ruyk5ErQaofNyJizffXT5/Obv/ZvbtD4u7Ty7OXy/unM9f3buS+1CBgUwJlqg3GFAs{r}{n}ccvt5tp91+6j+2CthjpXdd+7X+enDy/fnl0+fzz/8s6V3McxAFFb0esE6IkpFvPX7vtfu+/jXpt/{r}{n}8Xr+9efzX57+9cMUAQ4xoaGonVgW/lfbGVdcPqf/jaEK1Pf/3FAck4fXbkp5J3rRi1/wcn/7FcD/{r}{n}CZ2KPLlgDAAA</SZQKLDZSPSB0001ZipBase64RequestBw>"}}';
+        dump($json_str);
+
+        $xmlData = $this->json_curl($json_str);
+        $dom = new \DOMDocument();
+        $dom->loadXML($xmlData['result']);
+        $output = $this->xmlToArray($dom->documentElement);
+
+        $data = $output['SZQKLDZSPSB0001ZipBase64ResponsBw'];
+
+        dump($data);
+        $gzdecode = $this->deCompressXml($data);
+        dump($gzdecode);
+        exit();
+    }
+
+    protected function xmlDom($json_str)
+    {
+        $xmlData = $this->json_curl($json_str);
+        $dom = new \DOMDocument();
+        $dom->loadXML($xmlData['result']);
+        return $this->xmlToArray($dom->documentElement);
+    }
+
+    /**
+     * 加密
+     * @param $str
+     * @return array|string|string[]
+     */
+    protected function enCompressXml($str)
+    {
+        $gzencode = gzencode($str);
+        $baseStr = base64_encode($gzencode);
+        return str_replace(array("\n", "\r"), array('{n}', '{r}'), $baseStr);
+    }
+
+    /**
+     * 解密
+     * @param $str
+     * @return false|string
+     */
+    protected function deCompressXml($str)
+    {
+        $repStr = str_replace(array('{n}', '{r}'), array("\n", "\r"), $str);
+        $baseStr = base64_decode($repStr);
+        return gzdecode($baseStr);
+    }
+
+    /**
+     *
+     * @param $node
+     * @return array|mixed
+     */
+    protected function xmlToArray($node)
+    {
+        $output = [];
+
+        if ($node->hasChildNodes()) {
+            foreach ($node->childNodes as $child) {
+                if ($child->nodeType === XML_ELEMENT_NODE) {
+                    $output[$child->nodeName] = $this->xmlToArray($child);
+                } elseif ($child->nodeType === XML_TEXT_NODE) {
+                    $output = $child->nodeValue;
+                }
+            }
+        }
+
+        return $output;
+    }
+}