Liaocheng Techgong health scinence and technology Co., Ltd. is a subsidiary of TECHGONG Co., Ltd. Founded in 1999,now is a professional global provider of medical furniture and solutions. Head office locates in Liaocheng .Techgong has formed a large global network of research and development, marketing and service. Currently, Techgong masks and medical solutions have been used in over 20 countries and regions in the world.Techgong has obtained TUV approval for CE conformity. We will always put our customer at first place, provide best quality products and service, keep learning and innovating. GUARD YOUR BREATHING HEALTH IS OUR ETERNAL PURSUIT .