No.146 Beijing Popularity Ranking No.32 Chaoyang District No.1 Compressors No.1 Fuel Cells No.1 Aircraft No.1 Refrigeration No.3 Kitchenware No.3 Appliances No.3 Electric Vehicles No.3 Battery No.11 Hardware No.11 Household Appliances No.16 Integrated Circuits No.34 Products Copies Nets 驰名商标 守合同重信用企业 名牌产品 企业技术中心 常务理事单位 省级高新技术企业