LED module for lighting: 1. 2.0W aluminum base material 2.anti-yellow ... manufacturer which is located in Guangdong, China. It's specialized in manufacturing single side PCB, double side PCB, multilayer PCB, especially in aluminum PCB, DVD ... , High Frequency Laminate with various dielectric constant (imported or from local supplier), Aluminum base laminate, Metal core AluminumSurface Finish:Hot air ...