Guangzhou Huangpu District Guangdong No.4 Steel Boards No.5 Pipes and Fittings No.5 Water Pipes No.6 Hardware Pipes Parts No.7 Machinery Hardware Processing No.9 Ya Li Rong Devices No.10 Panels No.11 Water Purification Technology No.11 Stainless Steel No.12 Stainless Steel Products No.15 Ya Li Pipes Road No.20 City Gas 省级工程技术研究中心 省级专精特新中小企业 省级高新技术企业 高新技术企业 省级创新型中小企业 国家高新技术企业 ISO9001认证 ISO14001认证 ISO10012认证