Core Viewpoint - The Gigabit Layer 3 switch is a high-performance network device that integrates Layer 2 MAC address switching and Layer 3 IP routing functions, with port speeds reaching gigabit and above, widely used in the core and aggregation layers of local area networks (LANs) [1] Industry Overview - The Gigabit Layer 3 switch market is expected to reach a scale of 22.66 billion yuan in 2024, significantly higher than the overall switch industry growth rate, driven by digital transformation and supportive policies in China [1][12] - The industry has a clear division of labor in its supply chain, with domestic manufacturers gradually achieving self-replacement in core components, focusing on technological upgrades such as 400G ports and silicon photonics integration [1][9] Industry Policies - Recent policies in China, including the "Action Plan for High-Quality Development of Computing Power Infrastructure" and the "Implementation Opinions on Promoting the Construction of a National Integrated Computing Network," have created favorable conditions for the Gigabit Layer 3 switch industry, driving demand in data centers, enterprise networks, and industrial internet [8][9] Industry Chain - The industry chain consists of upstream core components and materials, midstream equipment R&D and manufacturing, and downstream applications in various sectors such as data centers, enterprise networks, and government services [9][10] - The demand for Gigabit Layer 3 switches is driven by the digital transformation of various industries, with data centers being the largest and most technology-driven segment [10][11] Current Development Status - The overall switch market in China is projected to reach 42.36 billion yuan in 2024, with the Gigabit Layer 3 switch segment benefiting from the "East Data West Computing" initiative and the increasing demand for high-reliability, low-latency networking equipment [12][13] Future Development Trends - The Gigabit Layer 3 switch industry is expected to evolve towards intelligent and high-speed technology, localized market scenarios, and green safety development [13] - Key trends include the integration of AI and SDN/NFV technologies for intelligent traffic management, a focus on domestic manufacturers gaining market share, and an emphasis on green and secure product features [14][15]