DongGuan City GangQi Electronic Co.,Ltd as a wholly-owned subsidiary of YOENGYOWG TECHNOLOGY LIMITED (HK) was established in November of 2004, locates at the South of China which in DongGuan City Guangdong Province. Committed to the R&D and manufacture of power supply, transformers, waterproof transformers, various types of transformers for lighting, linear adapters, switching power supply adapters, electronic ballasts. Our products are widely used in electronics, lighting, Household Appliances, gifts, as well as information technology to meet various market. We own high technology...