Core Viewpoint - Nvidia's founder Jensen Huang's visit to China in early 2026 is focused on finding ultimate solutions for high-end cooling for the next generation of chips, particularly through a partnership with Henan Chaoying Diamond Technology [1] Group 1: AI Computing and Cooling Crisis - The surge in AI model training and inference demands has led to increased transistor density and operating frequency, making heat accumulation a core bottleneck for computing power release [2] - Over 35% of electronic device failures are due to overheating, and 40% of energy consumption in AI data centers is used for cooling [2] - Traditional cooling solutions are reaching their physical limits, unable to meet the cooling demands of ultra-high power chips [3] Group 2: Diamond-Copper Composite Material - Diamond-copper composite material offers a breakthrough with ultra-high thermal conductivity and adjustable thermal expansion coefficients [5] - The theoretical thermal conductivity of diamond can reach 2200 W/(m·K), and when combined with copper, the thermal conductivity can exceed 600-1000 W/(m·K) [5] - This material addresses cooling pain points by rapidly conducting high heat flow density and significantly reducing thermal resistance [6] Group 3: Integration of Cooling Solutions - Nvidia may adopt an integrated solution combining both primary and secondary packaging for cooling, optimizing performance and cost [7] - The integration of micro-channel structures in silicon chips with diamond-copper heat spreaders aims to enhance cooling efficiency [7] - The traditional CoWoS packaging system has limitations that the new integrated design seeks to overcome [7] Group 4: Huatai Electronics' Strategic Position - Huatai Electronics has established a dual-track strategy for diamond-copper technology, entering customer sampling and performance validation stages [10] - The company has completed key simulation validations showing significant advantages of diamond-copper over pure copper [10] - Huatai's comprehensive product matrix includes various thermal materials and core processing technologies, positioning it as a leading player in the market [12] Group 5: Commercialization Challenges - The application of diamond-copper in data centers is still in the early verification stage, facing challenges in technology, cost, and industry collaboration [17] - Huatai has made breakthroughs in interface bonding and production processes to enhance performance and reduce costs [19] - The supply chain for diamond-copper is fully localized, mitigating risks associated with external dependencies [20] Group 6: Future Outlook - The market for diamond-copper is expected to see explosive growth, particularly in data centers, with 2026 anticipated as a pivotal year for commercialization [23] - Huatai plans to extend its offerings from single-chip cooling solutions to comprehensive system-level cooling solutions [24] - The company aims to position itself as a global leader in high-end diamond-copper solutions, focusing on both domestic and international markets [21]