MOON-TECH always adhere to safety, environmental protection, energy conservation as the subject of technological innovation, as well as insist the application of natural working medium. Moon has undertaken phases of projects under "Demonstration project of substituting hydrochlorofluorocarbons as working fluids", developed CO2 refrigeration technology and related equipment, promoted the large-scale application of environmentally friendly refrigeration technology in refrigeration industry in our country. MOON-TECH has won the United Nations "Ozone Layer Protection Certificate", "Ozone Layer Protection Model Project Award". The research and development of CO2 refrigeration system and the promotion and application of related products have reduced the damage to the ozone layer and curbed the further deterioration of global warming, demonstrating MOON-TECH's environmental concept of "harmonious coexistence between human and environment".