Changzhou Dengyu Solar Energy Co., Ltd is a hi-tech enter prise which is specialized in research and application of solar energy and manufacture of solar water heaters. Our company has invested over 20million RMB on establishing new workshop, and inported several top-class equipments from Swizerland, such as: Bystronic laser cutting machine, digital control bending machine, automatic welding maching and automatic foaming machine. With the advanced production technology, creative stuff and hi-tech equipments, our company has become one of the best modernizational companies in solar energy field.