Core Viewpoint - The 26th China International Optoelectronic Expo highlights the growing importance of optical modules driven by AI computing power, with significant participation from various companies in the optical communication sector [1][6][18]. Group 1: Industry Trends - The expo showcased a variety of optical/electrical chips, optical devices, optical modules, and fiber/cables, indicating a strong market interest in optical modules as a key component in AI infrastructure [1][6]. - The industry is witnessing a shift towards 800G and 1.6T optical modules, with expectations that 800G will dominate the market in the near term, while 1.6T products are beginning to see production and deployment [11][12][20]. - Companies are increasingly focusing on overseas markets, particularly the U.S., due to higher demand and better pricing compared to the domestic market, which is characterized by intense competition and price wars [12][13][14]. Group 2: Company Participation - Numerous listed companies participated in the expo, including NewEase, Guangxun Technology, and others, showcasing their latest products and innovations in optical communication [2][4]. - EnDatong, a key supplier for Oracle, attracted significant attention at the expo, highlighting its role in the optical module supply chain [1][12]. Group 3: Market Dynamics - The optical communication industry is closely monitoring the evolution of AI infrastructure, with discussions around Scale-out and Scale-up architectures for AI computing clusters [15][16]. - The demand for optical modules is expected to rise significantly, with projections indicating that the average number of 800G optical modules required per GPU will double by 2026 [20]. - Concerns about potential AI bubbles exist, with industry professionals advocating for a more cautious approach to expansion and production in light of the current market dynamics [17][22].