We are specialized in national cable & wire, plug & socket, extension cord ,national computer connector cord ,moving socket and adaptation and so on  We obtained ISO9002 Quality System Certification and ISO14001 EMS Certification. and got Safety Approval CCEE in China, UL in American ,VDE in Germany ,CUL in Canada ,CE in European Community ETC . If you are interested in our goods, please do not hesitate to let me know. Best Regards White Bai