According to the enterprise data, Changzhi Rongxin Energy Saving Technology Service Co., Ltd. was established on 20 1 1-05-03, and its business scope includes technical consultation on energy saving and emission reduction (except intermediary); Construction engineering: distribution, installation and maintenance of energy-saving and new energy products (except products restricted by the state); Research on energy-saving engineering technology; Research on energy-saving products. (Projects subject to approval according to law can only be operated after approval by relevant departments) * * *