Over the past 13 years, xinyongcheng has focused on the R & D, production and sales of photoresist, infrared transmitting tube, infrared transmitting receiving tube, adjustable delay PIR and infrared lamp board. The strong technical team of the factory can customize the development for customers. The products are made of selected high-quality raw materials and fully automated equipment. The company has 12 high-end R & D equipment and more than 20 invention and utility model patents. It is a national high-tech enterprise and has served more than 100 listed enterprises and 2000 customers at home and abroad