diff --git a/src/factory/object/trade/UnifiedOrderRequest.php b/src/factory/object/trade/UnifiedOrderRequest.php
index a9b241d..fab481e 100644
--- a/src/factory/object/trade/UnifiedOrderRequest.php
+++ b/src/factory/object/trade/UnifiedOrderRequest.php
@@ -66,50 +66,50 @@ class UnifiedOrderRequest
             throw new ParamsException('藏品交易市场类型不正确', 'object_info.marketType');
         }
         if($objectInfo->marketType == Constant::MARKET_MASTER) {
-            if($this->data['user_name'] == null && $this->data['user_cust_id'] == null) {
+            if((empty($this->data['user_name'])) && empty($this->data['user_cust_id'])) {
                 throw new ParamsException('付款人信息不能为空', 'user_name|user_cust_id');
             }
             //证件信息
-            if($this->data['user_cust_id'] == null) {
-                if($this->data['id_card_type'] == null) {
+            if(empty($this->data['user_cust_id'])) {
+                if(empty($this->data['id_card_type'])) {
                     throw new ParamsException('用户证件信息不能为空', 'id_card_type');
                 }
-                if($this->data['id_card'] == null) {
+                if(empty($this->data['id_card'])) {
                     throw new ParamsException('用户证件号不能为空', 'id_card');
                 }
             }
         } else if($objectInfo->marketType == Constant::MARKET_SUB) {
-            if($this->data['user_cust_id'] == null) {
+            if(empty($this->data['user_cust_id'])) {
                 throw new ParamsException('用户客户号不能为空', 'user_cust_id');
             }
         }
-        if($this->data['user_name']) {
+        if(!empty($this->data['user_name'])) {
             $params['user_name'] = $this->data['user_name'];
         }
-        if($this->data['user_cust_id'] != null) {
+        if(!empty($this->data['user_cust_id'])) {
             $params['user_cust_id'] = $this->data['user_cust_id'];
         }
-        if($this->data['id_card_type'] == null) {
+        if(!empty($this->data['id_card_type'])) {
             $params['id_card_type'] = $this->data['id_card_type'];
         }
-        if($this->data['id_card'] != null) {
+        if(!empty($this->data['id_card'])) {
             $params['id_card'] = $this->data['id_card'];
         }
         if(!empty($this->data['div_type'])) {
             $params['div_type'] = $this->data['div_type'];
         }
 
-        if($this->data['div_details'] != null && empty($this->data['div_details'])) {
+        if(!empty($this->data['div_details'])) {
             //分账
             $params['div_details'] = json_encode($this->data['div_details']);
         }
-        if($this->data['trans_amt'] == null) {
+        if(empty($this->data['trans_amt'])) {
             throw new ParamsException('交易金额不能为空', 'trans_amt');
         }
-        if($this->data['order_expire_time'] != null) {
+        if(!empty($this->data['order_expire_time'])) {
             $params['order_expire_time'] = $this->data['order_expire_time'];
         }
-        if($this->data['ret_url'] != null) {
+        if(!empty($this->data['ret_url'])) {
             $params['ret_url'] = $this->data['ret_url'];
         }
         if(!empty($this->data['bg_ret_url'])) {