Ping An Securities·2025-06-23 03:53Investment Rating - The industry investment rating is "Outperform the Market," indicating that the industry index is expected to perform better than the market by more than 5% over the next six months [30]. Core Insights - The revenue of the top five enterprise SSD brands decreased in Q1 2025 due to inventory destocking and challenges in AI product assembly, with average selling prices dropping nearly 20%. However, a recovery is anticipated in Q2 2025 driven by increased demand for AI infrastructure and new chip shipments from NVIDIA [2][3]. - The Shanghai Institute of Optics and Fine Mechanics has made significant progress in ultra-high parallel optical computing integrated chips, which could enhance computing density and performance, paving the way for low-power, low-latency, high-performance optical computers [6][7]. - BOE Technology Group announced plans to acquire a 30% stake in Rainbow Optoelectronics for a base price of 4.849 billion yuan, with the total equity valuation of Rainbow Optoelectronics estimated at 16.8 billion yuan [11][12]. Summary by Sections SSD Market Overview - The top five enterprise SSD brands experienced a significant revenue decline in Q1 2025, with Samsung, SK Group, Micron, Kioxia, and SanDisk reporting revenues of $1,889 million, $993.7 million, $852 million, $566.4 million, and $232 million respectively, reflecting quarter-over-quarter declines of 34.9%, 56.8%, 27.3%, 21.8%, and no change [4]. - The total revenue for the top five brands was $4,533.1 million, accounting for 95.1% of the market share [4]. Optical Computing Advances - The new optical computing chip system developed by the Shanghai Institute integrates multi-wavelength light sources and programmable optical computing algorithms, achieving a parallelism greater than 100 and a theoretical peak computing power of over 2560 TOPS with a power efficiency of over 3.2 TOPS/W [7]. Market Trends and Recommendations - The semiconductor manufacturing sector is benefiting from a clear trend towards domestic substitution, with ongoing investments in AI terminals expected to drive a new wave of demand for chips. Recommended companies include North Huachuang, Tuojing Technology, Huahai Qingshi, and others [25][29].