Lanshan District Linyi Shiteyi Hardware Factory sale omnipotent angle iron, triangular-based stent and accessories manufacturers, and to undertake new product development, trade negotiations, such as cargo delivery mission. Main Products surface electrostatic spray. Bilateral universal angle steel plants are my latest R & D and patented by the National Product (Patent Number: 200830014408.x) Welcome domestic and foreign merchants to visit our factory and negotiate business.