No.328 Jiading District Popularity Ranking Shanghai No.2 Flanges Gate Valve No.2 Gate Valves No.2 Valves Manufacturing No.3 Qi Dong Die Valve No.3 Jin Kou Balls Valve No.3 Fa Lan Die Valve No.3 Wo Lun Die Valve No.3 Testing Machines Equipment No.3 Jin Shu Qie Xiao No.3 Zhen Kong Die Valve No.3 Globe Valves No.4 Check Valves 企业技术中心 高新技术企业 省级高新技术企业 市级高新技术企业 省级创新型中小企业 专精特新小巨人企业 ISO9001认证 ISO14001认证 OHSAS18001认证