According to (Tianyan) query, Chongqing Hitachi Energy Transformer Co., Ltd. (formerly known as Chongqing ABB Transformer Co., Ltd.), established in 1998, is located in Chongqing, and is an enterprise mainly engaged in manufacturing electrical machinery and equipment. General projects: manufacturing of transformers, rectifiers and inductors, sales of electrical machinery and equipment, repair of electrical equipment, manufacturing of power electronic components, sales of power electronic components, technical services, technical development, technical consultation, technical exchange, technology transfer and technology promotion (except for projects subject to approval according to law, independent business activities shall be carried out according to law with business licenses).