Longquan Solar water system originated from the farmlands of the South East of China. It is located in Jintan county, Changzhou City, Jiangsu Province, China. Lonqquan Solar commenced manufacturing solar water heaters since 1991. Today, an leading manufacturer, we have progressed to be a leader in field of producing hot water systems for both domestic and commercial purposes using solar technology to meet any client requirements. We have profound experience exchanges with universities and researching institions. Now we have the all the series products for solar thermal heating. Non pressure and pressurized system; Solar collector and the split system; of producing capablity for porcelain enamel tank and solar panel. Also we are the largest evacuated tube producer in Jiangsu Provice. Generally, where thereâ??s sunshine, youâ??ll find an Lonquan solar water system hard at work â?? in Asia, in the Americas, Europe, Africa and the Middle East â?? gaining a world wide reputation for excellent value for money. With the engineering and technical resources of Longquan solar and a commitment to quality, innovation, after sales service and extensive warranty, Longquan solar has become a major force in solar hot water around the world. Now we have the CE, ISO9001:2008, CCC, Solar Keymark, SRCC for the requirement of different markets. Please contact us if you would like cooperate with us in solar business. Let us together to build clean world with less Carbon Dioxide emission