power, Embedded power,low voltage distribution products, Emergency power supply,UPS uninterruptible power, and the systems such as the momentum environmental monitoring system, fresh air and heat of exchange system of engine room , lightning protection communication products, solar photovoltaic inverter system, and so on.all of them own the intellectual property rights.

DPC has become the mainstream of the power supplier in the domestic telecommunications industry, always on the top of ranks. The products are widely used in the national public network such as China Mobile, China Telecom and China Unicom , as well as private network used in the field of electricity, Army ,public security ,Railway, water conservancy , Broadcasting, etc. Its products are sold to more than 30 provinces, cities, autonomous, municipalities. Under its unceasing efforts, the company's international business has embarked on a rapid development track, and the overseas marketing network took into shape. Since 2003, the products has been successfully sold to Europe, America and Southeast Asia, with Export business accounted more than 10% of the company 's annual revenues.