square tube: 1.Plasticpipes is widely used in electric, chemical and water treatment industries. These pipes are strong and light, smooth and antirust, and can be used 50 years above. 2.Platics profile can be made kinds of products ,such as book binding and frame strip or widows and doors for its glossy surface and easy for installing and carrying .What is more ,the cost of plastic is much cheaper than wood and metal material . 3.We specialize in the manufacture of plastic parts for automotives, machines and restaurant equipment and other applications. 4.We offer total solution to customer's idea with in-house production/assembly and outsourcing program. 5.We offer engineer consultation to customized designs for production improvement and cost saving. 6.Inspection report and material test certificates are available upon request. Should you require any further information about either our products or our company, please do not hesitate to let us know.