Cangzhou Jundu Pipeline Co., Ltd. is an excellent manufacturer of 3PE anti-corrosion steel pipes, plastic coated composite steel pipes inside and outside, polyurethane insulated steel pipes. It is dedicated to providing you with new and excellent large diameter 3PE reinforced anti-corrosion spiral steel pipes, internal and external plastic coated anti-corrosion welded steel pipes for water supply pipes, epoxy resin coated anti-corrosion spiral welded steel pipes and other series of products.