Guangzhou Juyi Steel Pipe Co., Ltd. Is an API & ISO9001 ERW steel pipe manufacturer ( API license NO.: 5L-0657 & 5CT-0964):   We are Sino-Hongkong joint venture located in Zengcheng, Guangzhou City, China, covering 108900 square metres. Juyi is the largest, most advanced and professional ERW Steel Pipe manufacturer in south China.   Juyi owns a ERW610 (24) production line, pipe & casing product line and an external 3PE coating product line, annually producing 300,000 ton ERW steel pipes ranging from 219mm (8 5/8) to 610mm(24) including line pipe, casing pipe & tube, which are widely used in gas & oil conveyance, chemical pipe network, water transmission, and steel structure etc.JeremySales ManagerEmail:jeremy.he@juyi-steelpipe.comCel:13610149979