Beijing Spaceflight Huanyu Co., Ltd., is a high and new tech enterprise founded mainly by the scientific and technical persons in China Academy of Launch Vehicle Technology (CALVT), the company, by taking advantage of technological strength and strict management of the military-industry enterprise, will develop new civil-use products in the new field.

The Company specializes in development and manufacture of intelligent protector for motor, the relay protection for multi-functional electric control instrument and electric appliances, solar charge/discharge controller and other serial products. The products manufactured by this Company have been widely applied in the industries such as petrochemicals, metallurgy, electric power, foodstuff, pharmaceutics, paper-making, cement, refrigeration and water processing, etc.