Introduction Dongguan Haichen Electronics Co., Ltd.，located in Xiansha Industrial Area, Gaobu Town, Dongguan City of Guangdong Province, is a high-tech enterprise with electronics research and development, production and sales. The company adopts international advanced production technology and equipment, establishes a scientific design system, persists in technology and service innovation ideas, and strives to enhance the core competitiveness of the enterprise. Haichen Electronics is a professional infrared sensor products developer, and a large manufacturer of electronic sensors in China.Both product quality and production scale belong to a leading position in the peer. The products can be widely used in offices, hotels, hospitals, universities, entertainment venues and private apartments, etc. Nowadays, with the increasing awareness of energy conservation in environmental protection, smart products will gradually replace traditional products. The company provides good service to every customer with adhering to the business philosophy “using perfect quality to develop new markets, advanced technology to cast brand and high quality service to win customers”. Perfect quality, good service and reasonable price are our commitments and guarantees to our customers. With strong scientific and technological strength, advanced production technology, as well as the continuous improvement of product quality, Haichen will become the leading sheep in the industry!