... prompt delivery 4. advanced production assembly line Features of Green house sheet:1)Light transmission: up to ... .4)Color: clear, blue, sapphire blue, grass green, brown, milk white5)Type: double layers and three ... and excellent personnel, with a large number of talents of all expertise gathering in our company, we ... each year, including 50,000 metric tons of PVC profiles, 200,000-square-meter aluminum- ...