Wanijia was a national large -scale enterprise, which has been formed by scientific research and development, for producing, sealing and researching of high&low voltage electric appliances, instruments and meters, building electric appliance. The group has passed ISO9001, CCC, ISO14001, UKAS and CE certifications and its market reputation its products are widely adopted in the reconstruction of many important projects and have good market in west European, South America, Middle Asian, Southesast Asia and other countries and regions.