No.101 Jiangjin District Popularity Ranking Chongqing No.22 Ling Bu Jian Gong Ying No.31 Casting No.36 Ye Jin Gong Yi No.39 Equipment Manufacturing No.72 Machinery Engineering Machinery Manufacturing Machinery Ling Accessories Po Sui Equipment Chen Boards Casting Production Lines Low Carbon Technology 专精特新小巨人企业 市级专精特新中小企业 高新技术企业 省级高新技术企业 市级创新型中小企业 市级高新技术企业