diff --git a/docs/api.md b/docs/api.md
index 0d28329..dc3c754 100644
--- a/docs/api.md
+++ b/docs/api.md
@@ -338,8 +338,9 @@
 ```js
 [ //附件列表
   {
-    "itemid": 0, //道具id
-    "itemnum": 0, //道具数量
+    "id": 0, //道具id
+    "count": 0, //道具数量
+    "type": 1 //道具类型
   },
 ]
 
@@ -365,9 +366,10 @@
 ```js
 [ //物品列表
   {
-    "itemid": 0, //道具id
-    "itemnum": 0, //道具数量
-  },
+    "id": 0, //道具id
+    "count": 0, //道具数量
+    "type": 1 //道具类型
+  }
 ]
 
 ```
@@ -392,8 +394,9 @@
 ```js
 [ //物品列表
   {
-    "itemid": 0, //道具id
-    "itemnum": 0, //道具数量
+    "id": 0, //道具id
+    "count": 0, //道具数量
+    "type": 1 //道具类型
   },
 ]
 
@@ -468,8 +471,9 @@
 ```js
 [ //物品列表
   {
-    "itemid": 0, //道具id
-    "itemnum": 0, //道具数量
+    "id": 0, //道具id
+    "count": 0, //道具数量
+    "type": 1 //道具类型
   },
 ]
 
diff --git a/src/controllers/MailController.ts b/src/controllers/MailController.ts
index 8eae6f6..414ee0d 100644
--- a/src/controllers/MailController.ts
+++ b/src/controllers/MailController.ts
@@ -3,6 +3,8 @@ import { router } from '../decorators/router'
 import { getAttachment } from '../service/mail'
 import { ZError } from '../common/ZError'
 import { BagItem, getItemType } from '../models/BagItem'
+import ItemCtrl from '../logic/ItemCtrl'
+import { ItemInfo } from '../logic/ItemDef'
 
 export default class MailController extends BaseController {
 
@@ -13,19 +15,18 @@ export default class MailController extends BaseController {
     if (data.errcode) {
       throw new ZError(data.errcode, data.errmsg)
     }
+    let items: ItemInfo[] = []
     if (data.attachments && data.attachments.length > 0) {
-      for (let obj of data.attachments) {
-        let itemType = getItemType(obj.itemid << 0)
-        let item = (await BagItem.findOrCreate({
-          accountid,
-          itemid: obj.itemid,
-          itemtype: itemType
-        })).doc
-        item.count += obj.itemnum
-        await item.save()
+      let itemStr = ''
+      for (let i = 0; i < data.attachments.length; i++) {
+        const obj = data.attachments[i]
+        if (i > 0) itemStr += '|'
+        itemStr += `${obj.itemid}:${obj.itemnum}`
       }
+      items = ItemCtrl.getItemsByInfo(itemStr)
+      await BagItem.addItems(accountid, items)
     }
-    return data.attachments
+    return items
   }
 
 }
diff --git a/src/models/BagItem.ts b/src/models/BagItem.ts
index fc8cf3d..c242643 100644
--- a/src/models/BagItem.ts
+++ b/src/models/BagItem.ts
@@ -89,8 +89,9 @@ class BagItemClass extends FindOrCreate {
 
   public toJson() {
     return {
-      itemid: this.itemid,
-      itemnum: this.count
+      id: this.itemid,
+      count: this.count,
+      type: this.itemtype
     }
   }
 }