The company was founded in March 2000 and listed on the Shenzhen Stock Exchange in China in December 2011. The company is a high-tech enterprise that manufactures cooling, heating and new energy equipment based on thermal power technology and precision manufacturing processes. The company is committed to providing the company's products, technology and services to the world in the four major fields of cold chain logistics, industrial refrigeration, clean energy, and hydrogen power. The main businesses are: compressor (group) and ice making business, oil and gas service business, central air conditioning system business, and hydrogen energy business. The main products include ice making, ice storage, ice delivery equipment and systems, production operation and maintenance, instrument and control system maintenance, LNG production, electrical maintenance, desulfurization and sulfur recovery, compressor maintenance, oil and gas well testing, and diversified technical services such as borehole testing. Company honors: CE certification for more than 30 products, more than 500 product patent certificates, OHSAS18001 certification, “Innovative Products at the 2024 China Refrigeration Exhibition”, “Operation and Maintenance Service Demonstration Enterprise”, etc.