“hvrac.cn”It is the portal website of heating, ventilation, refrigeration and air conditioning industry, the industry’s leading network media, and a powerful platform for HVAC magazine (monthly) to quickly spread information to the industry. As the portal of hvrac industry, it provides industry users with all-round information on manufacturers, products, technology, application, business, market, training, news, etc.; HVAC online will provide industry enterprises with modular overall solutions based on marketing and in-depth consulting and public relations services; create a one-stop service platform for industry information and equipment procurement.