LiYuan Solar energy Co., Ltd is one of the biggest manufacturers of photo thermal products and project contractors for the system of solar thermal with more than decade experience and advance technology as well as excellent service; we have serviced more than 500 organizations at system project. Otherwise, our photo thermal project is very widely used in China, South-East Asia, Africa and Latin America. We was recognized as the highest level national AAA ”Standardization Good Conduct Enterprise”    More...