New Secondary Refrigerant, New Fresh Freezing Liquid, Supercooling Liquid, Freezing Liquid, Antifreeze, Superconductive Liquid, Refrigerant, Cold Storage Agent, Heat Storage Agent, Windshield Washer Fluid, Ready-Mixed Concrete Antifreeze Strength-Enhancing Agent, Environmentally Friendly Completion Fluid, Environmentally Friendly Snow-Melting Agent, Environmentally Friendly De-Icing Agent, Low-Temperature Water-Based Fire Extinguishing Agent, Industrial Cleaning Agent; production (excluding polluting industries) and sales of daily chemical products; assembly and sales of complete refrigeration and heating equipment sets and auxiliary machine accessories
