Dong Guan YanSheng Electronic Co., Ltd. is a manufacture enterprise specializing in LED-ARRAY IR light sources products, of which the head office is Hong Kong YSST. Company Ltd. With several R&D sections in Germany, Israel and ShenZhen in China, our marketing centre is located in ShenZhen, and the factory in DongGuan. The company in China takes the management and service conception from the head office, with the support of powerful technology and fund as well as resource globalization, and is dedicated in meeting the requirements of suppliers of global security monitor products about infra-red night-vision system.

We center on the optical circuit technique of infrared light sources, the frequency including near infrared wave band and far infrared one, which can be applied in night-vision for security monitor, infrared X- ray, automobile night-vision system, infra-red video camera, and medical diagnosis and treatment. We've been devoted ourselves to product innovation, research and development for many years. The technique problems of key components of night-vision system illuminant are effectively solved by LED-ARRAY IR light sources products, through the vertical conformity of ray-engine-electricity by unique design, so that it leads the development of infrared light sources of night-vision security monitor. Owing to advanced production process, scientific management and perfect customer service after sales, out products are well sold in China and abroad market, to create an integrated "one-station" type solution to infra-red night-vision system with the most competitive advantage in global area.

Our ShenZhen marketing centre is mainly responsible for product marketing and customer service of technique support during sale and after sale in China and other surrounding area. The factory in DongGuan is equipped by advanced leading test equipments for production, mainly produce series of LED-ARRAY infrared chips/ LED, light sources which are widely used in the night-vision security monitor field. With the integration of R&D, design, production, marketing and after-sale service, we regard meeting our customer's requirements as our target. We take " to pursue continuous innovative products, advanced technology, excellent quality and meet all kinds of relevant customers' need " as our tenet and goal, so as to offer our customers a completely new advisable choice.