Wah Hing was founded in 1980 in Hong Kong. Over the past 40 years, Wah Hing has emphasized on the R&D and manufacture of transformers and switching power supplies. Our products are widely utilized on electrical appliances, toys, IT products, medical test equipment and new energy fields such as solar energy and wind energy. 

Our head office is located at central area of Kwun Tong with the floor space of 1,400 square meter. Wah Hing has set up a wholly owned subsidiary Dongguan Wahhing Electrical Appliance Co., Ltd and Dongguan Huaxin Electronics Co., Ltd in Qingxi town, Dongguan as its main factory operation. The factory has been specialized in the electronics industry and energy industry with a floor space of 110,000 square meters, and has over 1,500 staff’s working team and equipped with full range of advance machinery, which can produce over 8 millions of different types of transformers and switching power supplies per month.