Dongguan Winpin Electronic Technology Co., Ltd. is a professional manufacturer of exquisitely high-precision connectors, cables, assembly and tooling.Winpin is ISO9001 & ISO14001 certificated and our ranges are approved by the main national and international Institutes (UL, CUL) and complied with safeguarding environment (RoHS, REACH, UL, CUL, TUV, etc.).