Group 1 - The company Ice Wheel Environment focuses on providing advanced system solutions and full lifecycle services in the energy and power sectors, with main products including compressors and heat exchangers operating in a temperature range of -271℃ to 200℃ [1] - The company's products are applied in various fields such as food freezing, chemical production, and rail transportation, and it provides cooling equipment and heat exchange devices for data centers, recognized in the Ministry of Industry and Information Technology's directory of advanced applicable technologies for national green data centers [1] - In the nuclear power sector, the company has developed technologies for nuclear island cooling and nuclear energy heating, serving multiple nuclear power plants and possessing extensive domestic and international case studies, making it a global service provider for nuclear island refrigeration machines [1] Group 2 - The company has also ventured into the field of controlled nuclear fusion, developing ultra-low temperature helium compressors for magnetic confinement fusion devices, filling a domestic gap and supplying the Chinese Academy of Sciences' national laboratory [1] - In the marine economy, the company is laying out smart solutions for ship and marine green energy systems, providing marine refrigeration machines and BOG re-liquefaction devices to support deep-sea fishing and seafood processing vessels [1]