“制造强国”实干系列周报（12、14期）-20251217

Group 1: Aluminum vs. Copper in Air Conditioning - The shift from copper to aluminum in air conditioning systems is driven by the copper-aluminum price gap, energy efficiency standards upgrades, and refrigerant replacements, with microchannel technology becoming increasingly prevalent[3] - The competitive landscape for microchannel heat exchangers is dominated by three players: Sanhua, Mahler/Delphi, and Danfoss[3] - Sanhua's revenue growth has slowed, indicating a need for innovation and adaptation in the market[14] Group 2: Nuclear Fusion Developments - The nuclear fusion sector is expected to accelerate due to continuous technological breakthroughs and policy support, with significant project milestones achieved in 2025[19] - The global nuclear fusion market is projected to reach approximately $479.5 billion by 2029, with a total of 196 fusion devices expected by 2035[40][42] - Key investment opportunities in nuclear fusion include core supporting entities and high-value segments within the supply chain, such as superconducting magnets and power systems[46] Group 3: Commercial Aerospace - The commercial aerospace sector is witnessing stable or potentially increasing core players due to cost reduction trends, with a focus on satellite manufacturing and launch services[3] - The domestic satellite constellation projects, such as G60 and GW, are set to significantly increase satellite launches, with G60 planning to deploy 1,296 satellites by the end of 2027 and 15,000 by 2030[60] - The market for satellite services and ground equipment is expected to dominate, accounting for over 90% of the commercial aerospace value chain[52]