diff --git a/wchat/wx/PublicTemplate.php b/wchat/wx/PublicTemplate.php
index b7c92a0..0a36ba5 100644
--- a/wchat/wx/PublicTemplate.php
+++ b/wchat/wx/PublicTemplate.php
@@ -142,11 +142,14 @@ class PublicTemplate extends SmallProgram
 		if (!empty($this->miniprogram)) {
 			$default['miniprogram'] = $this->miniprogram;
 		}
+
+		$params = json_encode($default, JSON_UNESCAPED_UNICODE);
+
 		$this->request->setIsSSL(true);
 		$this->request->addHeader('Content-Type', 'application/json');
 		$this->request->setErrorField('errcode');
 		$this->request->setErrorMsgField('errmsg');
-		$result = $this->request->post($url, $default);
+		$result = $this->request->post($url, $params);
 		$result->append('postBody', $default);
 
 		return $result;