No.29 Tongliang District Popularity Ranking Chongqing No.2 Chemicals Equipment No.4 Ya Li Rong Devices No.5 Yi Xing Machinery No.6 Equipment Design No.9 Complete Equipment No.19 Special Equipment No.22 Electromechanical Engineering No.28 Gong Cheng Yan Jiu Center No.77 Hua Gong / Chemistry No.81 Electromechanical No.89 Equipment Automation Technology 高新技术企业 科技型中小企业 市科技型中小企业 省级高新技术企业 企业技术中心 博士后工作站 市级专精特新中小企业 市级高新技术企业 国家专利 市级创新型中小企业