Offer Details: Shanghai Sunwaves Energy Tech Company is a leading manufacturer of solar water heater in Chinese mainland. Sunwaves Brand solar products are country widely famous. Our main products are Sunwaves Vacuum collecting tube and Solar Water Heater, whose manufacturing line is imported from American General Electric Company. With the borosilicate glass vacuum collecting tube, the solar water heater is of good performance of energy absorbing, heat preservation, excellent function and long service life |