Shenzhen xinyongcheng photoelectric technology Co., LTD. Is one specialized is engaged in the r&d, production, sales, and infrared ray tube photosensitive sensor, environmental protection, energy saving, high-tech products, according to the European Union ROHs request of enterprise (double: on July 1, 2006, environmental factors, European cadmium pollution prohibited such products to enter the European market, the company invested research photosensitive sensor (also called photosensitive sensor), and the leading quality, perfect environment standard. This product adopts imported chip, product appearance, size, optical current can be customized according to customer requirements, so instead of different specifications photoconductive resistance.