Since its founding in 1980, WAH HING has been expanding steadily over the years to become one of the top transformer manufacturers in Hong Kong. Presently, the head office occupies 1,400 sq. meters in Kwun Tong and is staffed with 25 members.

Our main production base is DONGGUAN WAHHING, a wholly owned subsidiary. It occupies a total construction area of 110,000 sq. meters, has a workforce of 1,500 and equipped with a full range of advance machinery. The monthly production capacity is 8 million pieces of different types of transformers and switching power supplies.