Nanyang Senba Optical & Electronic Co., Ltd., was founded in 2000, which is focus on the photoelectric components,such as passive infrared sensor, light dependent sensor, and Light Sensor,ect.. Nanyang Senba Optical Electronic Co., Ltd., has invested a total of 120 million RMB, with nearly one hundred thousand square meters of Industrial Park. Besides, we set branches in Shanghai and Shenzhen to offer better service. Senba has become the most advanced professional pir sensor manufacturer ...