wx.downloadFile({
  url: 'https://www.zgfujian.cn/static/excel/zg_wechat_projects.xlsx',
  success(resp) {
	console.log(resp);
	wx.addFileToFavorites({
		filePath: resp.tempFilePath,	
		fileName:"zg_wechat_projects.xlsx",
		success(resp) {
			console.log(resp);
		},
		fail: console.error
	});
  },
  fail: console.error
});