Shanghai Jiu Jia Energy Conservation Technology Co., Ltd. Established in 2005. Specialized in energy-saving & environmental protection. Because of our concentrate on the work and innovation, we have got lots of national rewards, such us products patent certificate and other qulity certificates from the national quality test organisation etc...Our products have been selling around 30 countries of the world. We also have ISO 9001, CE, UL & CUL certificate. Join us to save energy and make the environment much better.