Dongguan Shijie Xingfa Electronic Co., Ltd and Qinke Technology Service Company is a joint private enterprise founded in 1988. They specialize in designing and manufacturing various power supply, communication and network transformers and providing technical solutions. The products are widely applied in program-controlled exchangers, computer power supply, monitors, FAX/MODEM, ISDN, ADSL, LANCARD, HUB, SWITCH industries. The company adheres to the operation concept of "quality is the life, human the first". It has gathered a group of technical talents with high calibre and more than a decade's professional experience. The scientific management and perfect analytical & inspection instruments and complete quality assurance system ensures product quality improve consistently.

The company has now advanced numberically controlled wire winders, comprehensive testers, network analytical instruments and nearly 500 high calibre employees. After the common efforts of the whole company, the company has passed ISO9001-2000 quality system certification audited by ANSI-RAB smoothly.