Dezhou Chaishang Shangmao Co.,Ltd,an ISO9001 certified manufacturer of Polyurethane products.Whave been specialized in Polyurethane products more than 18 years.Our company have 5 experienced engineers,can design new products according to customer's requirement.Our main product Polyurethane screen mesh have 5 times lifetime than normal Stainless screen mesh.Welcome domestic and foreign customers come to visit us,we will supply best service to every client.