Chang Der Fire Protections Corp., a professional manufacturer of fire protection equipments, produces a series of fire fighting products, such as concealed pedent sprinklers, Tank Head, oblique hose valves, and etc. The CD (Chang Der) brand is a trade mark which created by Chang Der. In compliance with hundred years of fire fighting conception and conscience, the product itself promotes its quality. We have invested a large amount of capital to conduct the research and development, lead to the advanced automotive production facilities, and full system test instruments. The manufacturing is controlled by a quality management system certificated by BSMI (Bureau of standards, Metrology and Inspection) Taiwan government ISO 9002 1996; some products are UL (Underwriters Laboratories Inc.) listed....