Xi'an Tiangong Electric Co., Ltd. (TGE) is a leading high-performance metal oxide varistor manufacturer, TGE was founded in September 2002, the product series of metal oxide varistor can meet the requirements of arresters which cover all voltage level in high voltage power transmission and distribution system. TGE is one of the most professional MOV manufacturers in domestic, who can produce the highest voltage level MOVs cover the most complete specification. Products performances have achieved leading level in domestic, and advanced level in international.