Guoxin Securities·2026-02-27 00:45Investment Rating - The report maintains an "Outperform" rating for the industry [2] Core Viewpoints - Optical Circuit Switch (OCS) technology enables direct switching of optical signals between fiber ports without optical-electrical-optical (O/E/O) conversion, significantly reducing latency and power consumption, with potential power savings of over 30% for AI computing clusters and data center interconnects [3][4][92] - The OCS market is expected to grow rapidly, with a projected market size exceeding $2.5 billion by 2029, driven by increasing demand from AI data centers and enhanced customer penetration [4][81] - The report highlights four main technology routes for OCS: MEMS, liquid crystal, piezoelectric, and silicon waveguide, with MEMS technology currently leading the market [4][14][92] Summary by Sections 1. OCS as a New Photonic Interconnect Technology - OCS technology allows for high bandwidth capabilities and low latency, making it suitable for modern data center demands [13] - The technology is transparent to rate and protocol, allowing for seamless upgrades without hardware replacement [13] - OCS can be incrementally deployed and expanded, reducing initial capital investment [13] 2. OCS Applications for AI Data Centers - Google has been at the forefront of developing ASIC chips, with the latest TPU generation utilizing OCS technology for enhanced interconnectivity [51][64] - The TPU architecture requires a significant number of ports, indicating a growing demand for OCS solutions [71] 3. OCS Industry Chain Company Layout - Various companies are positioned within the OCS industry chain, including Silex, Tengjing Technology, and Zhongji Xuchuang, each focusing on different aspects of OCS technology and components [83][84] - The report emphasizes the importance of collaboration between domestic manufacturers and leading global firms to capitalize on the OCS market growth [84] 4. Investment Recommendations - The report suggests focusing on companies within the OCS supply chain, particularly those with established partnerships with leading international firms, as they are likely to benefit from the industry's growth [4][90]