No.45 Baodi District Popularity Ranking Tianjin No.7 Liang Wheel Vehicles No.8 Electric Vehicles No.9 Forms Vehicles No.20 Aerospace Technology No.27 Metal Products Dong Li Zong Cheng Automation Technology Dian Dong Mo Tuo Vehicles Dian Dong Liang Wheel Vehicles Dian Dong San Wheel Vehicles Motorcycles Xin Zhi Sheng Chan Li 驰名商标 著名商标 国家高新技术企业 市著名商标 高新技术企业 省级高新技术企业 发明专利 实用新型专利 外观设计专利 产品专利 3C认证 CNAS认证