No.7 Changzhou Popularity Ranking No.3 Wujin District No.51 Jiangsu No.1 Transmission Systems No.1 Chai Oil Machines No.1 Gears No.1 Zhuan Yong Equipment No.1 Machines Vehicles No.1 Chai Oil Engines No.1 Electromechanical Equipment No.1 Machinery No.1 Zhong Engineering No.1 Gong Cheng Yan Jiu Center No.2 Auto Parts No.2 Ling Accessories AAA级信用企业 文明单位 企业技术中心 国家科技进步奖 院士工作站 博士后工作站