Nantong Roda Electron Co., Ltd is a manufacturer of FR4 Copper Clad Laminate for PCB line using with import and export right in China . From 0.1 mm to 3.2 mm on thickness for Your choise. We have ISO , UL , SGS certificates on our products . Our Production capacity is 200,000 Sheets per month , south korea is our main market , and we also have clients from India , Brazil , Spain , America and the like . Welcome to Your enquiries , especting for cooperation with You very soon .