Simpson Air Conditioning, founded in the late 1980s in George Asia, is the world's leading provider of comfort, craft air conditioning and integrated energy-saving system solutions, and a national high-tech enterprise integrating R&D, production, sales and service. Simpson's energy-efficient series of air conditioning and refrigeration products are widely used in military, health, civil and other fields, and have leaped to the forefront of air conditioning appliances in Europe and the United States with its many cutting-edge technologies.

In February 1995, according to the "Agreement on Cooperation in the Field of Energy Efficiency and Renewable Energy Technology Development and Utilization" signed between China and the United States, Simpson's energy-saving central air conditioning technology was introduced into China, and became the first national enterprise designated to promote the U.S. ground source heat pump technology in strategic cooperation with Shanghai Dingda Company. Subsequently, after years of efforts, more than 20 patents were developed and passed the national technical achievement appraisal. 2013, Jiangsu Simpson's ground source heat pump heat recovery unit passed the provincial appraisal and was listed by the Ministry of Housing and Urban-Rural Development of China in the "Eleventh Five-Year Plan". Five-Year Renewable Energy Building Application Promotion Catalogue" and "Existing Building Energy-saving Retrofit Technology Promotion Catalogue".

Site: In 2011, with the increasing orders of Simpson factory, in order to improve the production efficiency of the factory, we wanted to shorten the time of recovering refrigerant as much as possible to save labor cost, and at the same time, the equipment was easy to operate and maintenance-free.