COOPOLL is a rich experience company in providing a high quality printed circuit board assembly (PCBA) facility, sourcing of components, Surface Mount (SMT) , Insertion Mount Technology, High-precision Testing and repair, box-build assembly, and more. Quality approvals, prompt delivery, competitive price, good service is always our promise. If you have requirement in PCB,PCBA(SMT),Testing and repair, box-build assembly, please contact us ,detail please ...