diff --git a/pay-java-ali/src/main/java/com/egzosn/pay/ali/api/AliPayService.java b/pay-java-ali/src/main/java/com/egzosn/pay/ali/api/AliPayService.java
index b01628e..f49ce24 100644
--- a/pay-java-ali/src/main/java/com/egzosn/pay/ali/api/AliPayService.java
+++ b/pay-java-ali/src/main/java/com/egzosn/pay/ali/api/AliPayService.java
@@ -179,10 +179,12 @@ public class AliPayService extends BasePayService<AliPayConfigStorage> {
         switch ((AliTransactionType) order.getTransactionType()) {
             case PAGE:
             case DIRECT:
+                bizContent.put("passback_params", order.getAddition());
                 bizContent.put("product_code", "FAST_INSTANT_TRADE_PAY");
                 orderInfo.put("return_url", payConfigStorage.getReturnUrl());
                 break;
             case WAP:
+                bizContent.put("passback_params", order.getAddition());
                 bizContent.put("product_code", "QUICK_WAP_PAY");
                 orderInfo.put("return_url", payConfigStorage.getReturnUrl());
                 break;
diff --git a/pay-java-common/src/main/java/com/egzosn/pay/common/bean/PayOrder.java b/pay-java-common/src/main/java/com/egzosn/pay/common/bean/PayOrder.java
index f295d8c..8e354fb 100644
--- a/pay-java-common/src/main/java/com/egzosn/pay/common/bean/PayOrder.java
+++ b/pay-java-common/src/main/java/com/egzosn/pay/common/bean/PayOrder.java
@@ -13,33 +13,68 @@ import java.util.Date;
  *  </pre>
  */
 public class PayOrder {
-    //商品名称
+    /**
+     * 商品名称
+     */
     private String subject;
-    //商品描述
+    /**
+     * 商品描述
+     */
     private String body;
-    //价格
+    /**
+     * 商品描述
+     */
+    private String addition;
+    /**
+     * 价格
+     */
     private BigDecimal price;
-    //商户订单号
+    /**
+     * 商户订单号
+     */
     private String outTradeNo;
-    //银行卡类型
+    /**
+     * 银行卡类型
+     */
     private String bankType;
-    //设备信息，
+    /**
+     * 设备信息
+     */
     private String deviceInfo;
-    //支付创建ip
+    /**
+     * 支付创建ip
+     */
     private String spbillCreateIp;
-    //付款条码串  与设备号类似？？？
+    /**
+     * 付款条码串  与设备号类似？？？
+     */
     private String authCode;
-    //WAP支付链接
+    /**
+     * 微信专用，，，，
+     * WAP支付链接
+     */
     private String wapUrl;
-    //WAP支付网页名称
+    /**
+     * 微信专用，，，，
+     * WAP支付网页名称
+     */
+
     private String wapName;
-    //微信会员唯一标识
+    /**
+     * 微信会员唯一标识
+     */
     private String openid;
-    //交易类型
+    /**
+     * 交易类型
+     */
     private TransactionType transactionType;
-    //支付币种
+    /**
+     * 支付币种
+     */
     private CurType curType;
-    //订单过期时间
+    /**
+     * 订单过期时间
+     */
     private Date expirationTime;
 
 
@@ -69,6 +104,14 @@ public class PayOrder {
         this.body = body;
     }
 
+    public String getAddition() {
+        return addition;
+    }
+
+    public void setAddition(String addition) {
+        this.addition = addition;
+    }
+
     public BigDecimal getPrice() {
         return price;
     }
diff --git a/pay-java-wx/src/main/java/com/egzosn/pay/wx/api/WxPayService.java b/pay-java-wx/src/main/java/com/egzosn/pay/wx/api/WxPayService.java
index 141f3cf..6b57180 100644
--- a/pay-java-wx/src/main/java/com/egzosn/pay/wx/api/WxPayService.java
+++ b/pay-java-wx/src/main/java/com/egzosn/pay/wx/api/WxPayService.java
@@ -194,11 +194,13 @@ public class WxPayService extends BasePayService<WxPayConfigStorage> {
         Map<String, Object> parameters = getPublicParameters();
 
         parameters.put("body", order.getSubject());// 购买支付信息
+//        parameters.put("detail", order.getBody());// 购买支付信息
         parameters.put("out_trade_no", order.getOutTradeNo());// 订单号
         parameters.put("spbill_create_ip", StringUtils.isEmpty(order.getSpbillCreateIp()) ? "192.168.1.150" : order.getSpbillCreateIp() );
         parameters.put("total_fee", conversion( order.getPrice()));// 总金额单位为分
-
-        parameters.put("attach", order.getBody());
+        if (StringUtils.isNotEmpty(order.getAddition())){
+            parameters.put("attach", order.getAddition());
+        }
         parameters.put("notify_url", payConfigStorage.getNotifyUrl());
         parameters.put("trade_type", order.getTransactionType().getType());
         if (null != order.getExpirationTime()){