diff --git a/lib/mysapi/tool.js b/lib/mysapi/tool.js
index 6217b98..a5be028 100644
--- a/lib/mysapi/tool.js
+++ b/lib/mysapi/tool.js
@@ -79,12 +79,12 @@ export default class ZZZApiTool {
     const deviceCfg = settings.getConfig('device');
     const defDeviceCfg = settings.getdefSet('device');
     const {
-      productName = _.get(deviceCfg, 'productName') || _.get(defDeviceCfg, 'productName'),
-      deviceType = _.get(deviceCfg, 'productType') || _.get(defDeviceCfg, 'productType'),
-      modelName = _.get(deviceCfg, 'modelName') || _.get(defDeviceCfg, 'modelName'),
-      oaid = _.get(deviceCfg, 'oaid') || _.get(defDeviceCfg, 'oaid'),
-      deviceInfo = _.get(deviceCfg, 'deviceInfo') || _.get(defDeviceCfg, 'deviceInfo'),
-      board = _.get(deviceCfg, 'board') || _.get(defDeviceCfg, 'board'),
+      productName = deviceCfg.productName ? _.get(deviceCfg, 'productName') : _.get(defDeviceCfg, 'productName'),
+      deviceType = deviceCfg.productType ? _.get(deviceCfg, 'productType') : _.get(defDeviceCfg, 'productType'),
+      modelName = deviceCfg.modelName ? _.get(deviceCfg, 'modelName') : _.get(defDeviceCfg, 'modelName'),
+      oaid = deviceCfg.oaid ? _.get(deviceCfg, 'oaid') : _.get(defDeviceCfg, 'oaid'),
+      deviceInfo = deviceCfg.deviceInfo ? _.get(deviceCfg, 'deviceInfo') : _.get(defDeviceCfg, 'deviceInfo'),
+      board = deviceCfg.board ? _.get(deviceCfg, 'board') : _.get(defDeviceCfg, 'board'),
     } = data;
     const deviceBrand = deviceInfo.split('/')[0];
     let urlMap = {