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Zhejiang Dunan Artificial Environment Co., Ltd. has a vision of being a leader in a healthy and comfortable environment, and a mission of improving energy efficiency and optimizing the environment. For many years, it has been deeply involved in the refrigeration field, The main business covers the manufacturing of components (refrigeration valves, heat exchangers, and pressure vessels in the fields of household and commercial air conditioners, heat pumps, refrigeration, and new energy vehicle thermal management) and equipment manufacturing (special air conditioners and cold chain equipment in the fields of commercial air conditioners and nuclear power, purification, communication, rail transit, etc.). The company was listed on the Shenzhen Stock Exchange in 2004 (referred to as Dunan Environment, stock code 002011).

As a leading enterprise in the global refrigeration component industry, the company is a strategic partner of multiple well-known air conditioning manufacturers worldwide, with main product production and sales ranking among the top in the world. The company regards innovation as the soul of enterprise development, continuously improving its core competitiveness in technology and quality. It has a nationally recognized enterprise technology center, a national postdoctoral workstation, an academician workstation, a national certified (CNAS) laboratory, and a national central air conditioning full performance testing center. It has established a core technology support system with independent intellectual property rights. I have participated in the drafting and revision of 78 national and industry standards, and have won honorary titles such as the "National Quality Award", "National Innovative Pilot Enterprise", "Second Prize of National Science and Technology Progress Award", and "China Patent Excellence Award".

The company has branches or sales offices in North America, South America, Europe, Japan, South Korea, Thailand, India, the Middle East, Malaysia, Taiwan, and manufacturing factories in Thailand.