HSD Company was founded in 1998, referred to as (HSD), headquartered in Shenzhen, the Pearl River Delta Economic Zone. Consists of a number of wholly owned. Mainly involved in electronic and electrical appliances, IT communications, hardware, mechanical, electrical, rubber, textile, and other fields. Company research and development, production, sales and service into one. Products are exported to the Asia-Pacific region, Europe, America, Australia, Africa and China. In order to meet customer and market demand at home and abroad, the company adopted a series of security products certification; able to meet Europe&＃039;s energy level and the green environmental protection, the requirements of high energy.