At the beginning of 2020, the epidemic situation in novel coronavirus was serious nationwide, and concerted efforts were made to combat the virus. During the epidemic period, the following air conditioning systems should be stopped, and should be stopped when the epidemic is serious. 1. An all-air air conditioning system that can neither operate with fresh air nor take disinfection measures for return air or supply air. 2. Water-air air conditioning system (i.e. fan coil air conditioning system) that does not have fresh air and cannot open windows for ventilation. 3. The air conditioner (machine) in the room that cannot open the outer window and has no new or exhaust system. Zhejiang XingChang Fan Co., Ltd. was funded in Feb, 1979, now is located in provincial high-new technology industrial park of Xinchang, Zhejiang province. We are the member of China Refrigeration and Air Conditioning Industry Association, and the Committee of China HVAC equipments, also participated in drafting the National Standard “ Method of evaluate effect of Air sterilization Products”. With more than 40 years of growing and development, our company adheres to keeping space with the times on management and operation, making efforts to take the path of professional and lean manufacture, large scale and sustainable development. After strive of market competition, resources integration, and strategic plan, our business has been divided into 4 core industries:Air purification and sterilization/HAVC equipment (IAQ), Precision machining, Fin coil heat exchanger, Fan and blower. If you are interested in our products, please contact us: https://www.chinaxcfan.com/