液冷服务器概念拉升，科创新源20%涨停，方盛股份创新高

Group 1 - The concept of liquid cooling servers has seen significant gains, with companies like Kexin Innovation rising by 20%, Fangsheng shares increasing by approximately 13%, and others like Feilong and Rihai reaching their daily limit [1] - In the industry, North America's four major internet companies are projected to have a total capital expenditure of $95.8 billion in Q2 2025, representing a 64% year-on-year increase, indicating a strong growth trend [1] - Google and Meta have raised their guidance for the year, while Amazon indicated that Q2 capital expenditure reflects the level for the second half of the year, and Microsoft expects its next quarter's capital expenditure to exceed $30 billion, with a year-on-year growth of over 50% [1] Group 2 - CITIC Construction Investment Securities forecasts that 2025 will see a significant increase in the penetration of NVIDIA's AI chip liquid cooling, with the market size expected to grow substantially due to rising single-chip power consumption [1] - The adoption of liquid cooling in ASIC cabinet solutions and the introduction of domestic manufacturers' super-node solutions are expected to accelerate the penetration of liquid cooling in both the ASIC market and the domestic market, further expanding market space [1] - The firm emphasizes the strong demand in the computing power industry driven by AI and continues to recommend the computing power industry chain, including both North American and domestic chains [1]