25Q2全球DRAM产业营收环比增长，英诺赛科联手英伟达加码数据中心业务 | 投研报告

Core Insights - The SW Electronics Index declined by 4.57% in the week from September 1 to September 5, underperforming the CSI 300 Index by 3.76 percentage points [2] - Among the six sub-sectors, the performance was as follows: Electronic Chemicals II (-1.46%), Consumer Electronics (-2.43%), Optical and Optoelectronic (-2.82%), Components (-3.00%), Other Electronics II (-3.19%), and Semiconductors (-6.55%) [2] Company Performance - Innoscience reported significant growth in its financial and operational performance for the first half of 2025, achieving sales revenue of RMB 553 million, a 43.4% increase compared to the same period in 2024 [3] - The company's gross margin improved from -21.6% in 2024 to 6.8% in 2025, marking its first positive gross margin [3] - Sales in the AI and data center sector grew by 180% year-on-year, becoming one of the fastest-growing segments for Innoscience [3] - Innoscience became a domestic chip supplier for NVIDIA's 800V high-voltage direct current power architecture, with the partnership announced on July 31, 2025 [3] Industry Trends - The global DRAM industry revenue increased by 17.1% quarter-on-quarter in Q2 2025, reaching USD 31.63 billion, driven by rising contract prices and increased shipment volumes [4] - SK Hynix maintained the top market share at 38.7%, with a revenue of USD 12.229 billion, a 25.8% quarter-on-quarter increase [5] - Samsung ranked second with a revenue of USD 10.35 billion, reflecting a 13.7% quarter-on-quarter growth [5] - Micron's revenue grew by 5.7% to USD 6.95 billion, ranking third in the market [5] Investment Recommendations - The electronic industry is rated as "overweight," with expectations of a comprehensive recovery in the semiconductor sector in 2025 [6] - Focus on undervalued semiconductor design stocks with real performance and low PE/PEG ratios, including Zhongke Lanyun and Juchip Technology [6] - In the analog chip sector, attention is recommended for Meixin Sheng and Nanchip Technology [6] - For driving chips, consider Fengcai Technology and Xinxiangwei [6] - In the semiconductor key materials sector, focus on domestic replacement leaders such as Tongcheng New Materials, Dinglong Co., and Anji Technology [6] - For the silicon carbide industry chain, Tianyue Advanced is recommended [6]