Zhongshan Tender Electric Appliance Co., Ltd was set in 1985, located in No.8 Xiaolan Industrial Park, Zhongshan City, Guangdong Province, China ,covers an area of 80 acres, with 60,000 square meters of workshop area, more than 500 staffs including about 30 technicians and engineers. We have 80pcs of injection machines, 60 punching machines and CNC-control machines, a mold--making workshop, as well as a R&D and production center, with production capacity 25 million pcs annually. Therefore, we have great capacity to design and produce any kind of smart switch and wall switches for you.