Shanghai huisang Power Technology Co., Ltd. was founded in 2002, is a professional engaged in switching power supply R & D, production and sales of high-tech enterprises, the main products include AC/DC, DC/DC, UPS three series of products, the output power range of 2~3kW. At present, the company's products have been communications, industrial control, electricity, railways, precision instruments and meters and other industries represented by customers, and won the unanimous approval of customers.