Bingshan Refrigeration & Heat Transfer Technologies Co., Ltd. designs, manufactures, sells, installs, and maintains refrigeration, heating, and air conditioning equipment in China and internationally. Its products include piston, screw, vortex, and lithium bromide absorption refrigeration machines and units, as well as pressure vessels, combination warehouses, controlled atmosphere fresh-keeping warehouses, refrigeration stations, quick freezing machines, and heat pumps. The company also provides maintenance services such as inspection and patrol, routine maintenance, emergency services, technical training, and overhaul workshop services, along with digital services. In addition, it manufactures and sells gas compression machinery, building hardware, and plumbing equipment, serving industries including industrial refrigeration and heating, commercial freezing and refrigeration, air conditioning and environment, smart cold chain, industrial internet and intelligent control, and energy storage thermal management and CCUS. The company was formerly known as Dalian Refrigeration Company Limited and changed its name to Bingshan Refrigeration & Heat Transfer Technologies Co., Ltd. in March 2020. It was founded in 1993 and is headquartered in Dalian, China.