Module board

Product name: Module board aluminum pcb manufacture Characteristic 1. on four sides of the board with metallized semi hole design. the product of small aperture. hole spacing is small. semi hole Banduo for Bluetooth module. security monitoring module; 2. in the process of PCB production process need to design special processes to protect the plate edge of the semi hole metallization. and no metal burr; 3. due to the production process is longer. usually relatively ordinary