Among the leaders in energy efficient cooling and heating systems, HaiLin is a specialized manufacturer of thermostats for environmentally friendly smart buildings. Our product catalogue is made up of a variety of outstanding control systems for central air conditioning and heating purposes. The amazing thermostats and other components allow for automatic functionality and analysis and management of your building's systems, providing notable energy and cost savings.

HaiLin features research and development team made up of over 60 highly skilled personnel. The company is staffed by more than 500 dedicated and valued employees in our facilities in Shanghai, Tianjin, Chongqing, Guangzhou, Shenzhen and other provincial cities around China. Thanks to the efforts of our hard workers, our products and technologies are found in more than 50 countries and regions around the world. Our products have also been used as part of major national projects within China, including the Beijing National Stadium, Beijing National Aquatics Center, and the Olympic Village for the 2008 Olympic Games.

We work tirelessly to apply new concepts, technology and products into public buildings and residences in order to make them more effective and efficient simultaneously. As a pioneer in the industry of eco-friendly architecture and heating/cooling systems, we can help significantly reduce energy consumption and lower operating costs for your central air conditioners, heating systems and domestic hot water supplies.

Customer Services and Technical Support
In addition to our excellent line of standard products, we also offer OEM/ODM services. We have more than 50 OEM/ODM partners in over 50 countries. We have been supplying these services since our company's inception and we have the expertise necessary to manufacture the products perfectly to your specifications. If you have an interest in our company and OEM/DOM services, please do not hesitate to contact us.

The warranty for our products is as follows: 18 months for thermostats, 2 years for valves, 2 years for public construction projects and 6 years for heat reform projects.