Zhong Guo Neng Yuan Wang·2025-12-08 08:09Core Insights - The global OCS (Optical Circuit Switch) market is projected to grow from $0.7 billion in 2020 to $7.8 billion by 2025, with a compound annual growth rate (CAGR) of 62%, and is expected to reach $20.2 billion by 2031, with a CAGR of approximately 17.2% from 2025 to 2031 [1][2] Market Overview - The OCS market is currently concentrated, with the top four manufacturers expected to hold about 69% of the market share by 2025, with major players including Google and Coherent [1][2] - The OCS industry chain consists of upstream core components, midstream equipment integration, and downstream applications, with high technical barriers and many participants concentrated in single segments [2] Technical Advantages - OCS technology is ideal for AI model training due to its high bandwidth, low latency, and low power consumption, making it a preferred solution for interconnectivity [1] - OCS operates without the need for optical-electrical conversion and packet processing, providing advantages in reliability and hardware longevity [1] Application Scenarios - OCS is primarily applied in three scenarios within AI computing clusters: Scale-Up (enhancing single-node performance), Scale-Out (multi-node collaboration), and Scale-Across (interconnecting data centers) [1] - For instance, a Google TPU cluster with 4096 TPU v4 chips requires 48 OCS switches, demonstrating an 85:1 ratio of TPU to OCS, which improves to 192:1 with future expansions [1] Company Focus - Yingtang Zhikong is expanding from electronic component distribution to semiconductor design and manufacturing, planning to acquire Guilin Guanglong Integration by 2025 to strengthen its OCS capabilities [3] - Saiwei Electronics, a leader in MEMS technology, is set to begin mass production of MEMS-OCS in 2023, with a significant portion of its revenue (83%) coming from MEMS business, indicating strong growth potential in the AI computing sector [3]