... Excellence. 2.Fabricate Full Range of Metal Materials. Itemround heatsinkAbout usRain Industry Co., Ltd. Design and Engineering Excellence We continue ... , AutoCad, PDF, JPEG etc..Fabricate Full Range of Metal Materials Stainless Steel, Cold Rolled Steel, Aluminum, Brass, Copper, ... , Nickel, Electro-Zinc plated Steels, Titanium, Clad Materials such as Zinc Clad Aluminum,round heatsink.Flexibility to ...