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 with most complete categories. It has occupied more than 50% of the total sales annually in the domestic market. All the components has been widely used in tots, lighting, switches, household appliances, medical, industry, security, military and other fields.PIR Sensor, CDS Photoresistor, Linear Light Sensor, Analog Optoisolator, PIR Motion Detector Module, Fresnel Lens, PIR Control IC, LEDs, LED Spotlights, LED PAR Lights