Shenzhen Yongchangda Electronics Co., Ltd. is a high-tech enterprise integrating product technology R&D, production and sales of household and vehicle (gas, carbon monoxide) alarms, water leakage and overflow warning devices, temperature detectors, fire alarm control systems and industrial gas explosion-proof system devices. The company has rich production experience and advanced management system. It has the qualification for self-operated import and export, and has passed ISO9004:2015 international quality management system certification, ISO14001:2015 environmental management system certification, as well as national 3C fire protection certification, EU CE certification and so on.