Changzhou Yongre Solar Energy Equipment Co., Ltd (Name before: Changzhou Shengnengwangzi Solar Water Heater Factory) is established in 1997, it is one of the high-tech enterprise in China engaged in advance scientific research, development and application of Solar Energy products specially Evacuated Tube Collector type Solar Water Heaters backed with large scale manufacturing base and quality control system, with abundant technical force, advanced craft testing means. So appear many sets of new products.We got the import and export authority in May of 2006, and do the international business now. The series of the products that research by ourselves have own brand Shengnengwangzi, the technology standard all achieve the national standard. It is the green environmental products are advocated and extend by nation. The working process is strict to follow the ISO9001 international quality system to manage. In August 2006, we got the CE safety certification and the CCC national certification. We use the mind the human first, natural and harmoniousto let the human and nature unify. Make great efforts to build a warm family for the affluent society.