With the development of science and technology, the quality of human life has been improved. And superior comprehensive entertainment centers become an indispensable part of the modern city seaside resort. Various of amusements, such as indoor skiing, swimming and other recreational activities, have become essential elements of a healthy lifestyle. We provide central air-conditioning for urban transportation, business center and entertainment areas, and tailor special air conditioning system for special applications, such as scientific research, experiment and precision manufacturing.