Established in 1997, we Zhongshan Kaidijia Electronic Co., Ltd have become one of the largest manufacturers of door chime (doorbell) and wireless remote control switch (for lighting) in China. With long term global presence, CADJA has been recognized as reliable brand by our business partners. With a 4, 000- square-meter factory fully operated and 300 staffs employed, our monthly capacity is 200, 000 pcs. Cadja Electronic Co., Ltd is a the first manufacturer in industry to bring in SMT technology. All our 7 production lines and the whole production process strictly adhere to ISO9001-2000 Quality control systems, which ensures our product€™s out-standing, stable performance. We have been awarded CE, LVD, EMC, R&TTE, UL certificate and ROHS compliance.With 10 years€™experience in OEM/ODM service, Kaidijia has earned good reputation from customers all over the world. Cadja Electronic Co., Ltd is a dedicated to deliver our customer superior product and service.Kaidijia makes your life easier!