Shanghai Qingpu District Valves Zhong Xing Floor-standing Vehicles Bed Water Treatment Valves Jian He Machines CNC Machine Tools Machine Tools Zuan Tang Bed CNC Machine Tools Processing Welding Equipment Valves Manufacturing CNC CNC Processing 省级专精特新中小企业 市级专精特新中小企业 科技型中小企业 市科技型中小企业 高新技术企业 省级高新技术企业 省级创新型中小企业 ISO14001认证