Shandong Tianfeng Solar Energy Products Co. Ltd., Beijing Sampo Sunshine Technology Development Co., Ltd., Beijing Solar Energy Research Institute Co. Ltd., Beijing Yuxin Sunshine Solar Industry Co., Beijing Zhongke Sunshine Solar Industry Co., Changzhou And Now Solar Equipment Manufacturing Co., Changzhou Sunbao Water Heater Co. Ltd, Guangdong Wanjiale Gas Appliances Co., Guangdong Five Star Solar Energy Co. Ltd, Hebei Guangyuan Solar Energy Co., Hebei Jinri Industry Co. Ltd., Jiangsu Bedright Solar Technology Co., Ltd, Jiangsu Huaiyin Huihuang Solar Energy Co. Ltd., Qinhuangdao Zhongrong Solar Energy Co., Qingdao Aucma Solar Energy Technology and Engineering Co. Ltd., Shandong Golden Sun Solar Technology Development Co. Ltd., Sichuan Chaodi, Sichuan Xingshifa Energy Technology Co., Ltd., Tai'an Wangpu Solar Energy Co., Ltd., Tongcheng Guangrun Solar Energy Co, Ltd., Zhejiang Gaodele New Energy Co., Ltd., Zhejiang Jiadele Solar Energy Co., Ltd., Zhejiang Shenhao Photovoltaic Technology Co., Ltd., Zhejiang Shentai Solar Energy Co., Ltd., Zhejiang Steet New Energy Co., Ltd., Zhejiang Modern New Energy Co., Ltd., Zhejiang Yanggang New Energy Co., Ltd., Zhongshan Huadi Burner Co.