Dongguan Canhe Hardware Electronic Co., Ltd. is engaged in the research and development, production and marketing of GSM conversion sockets, travel conversion plugs and advanced smart power converters. Our company has first-class production equipment, a high-quality R&D team, and passed ISO9001 international quality system certification. Our products passed CCC, CE, UL and many other national security regulatory certifications, and comply with RoHS standards. We fully guarantee product ...