Shenzhen City, Germany and Technology Co., Ltd. is a company specializing in electronic products and switching power supply and battery charger manufacturers. Is a scientific research, production and manufacturing, marketing as one of the integrated enterprise. Main R & D and production safety protection equipment. For example: automatic alarm, fire alarm, electronic charger, Menci sensory system and electronic buttons, switches and other all kinds of safety protection equipment. At the same time, we also according to customer needs, providing scientific and effective security protection solution.