GOLDEN SUN SECURITIES·2026-03-22 10:24Investment Rating - Maintain Buy rating for key companies in the optical communication sector [6] Core Insights - The GTC and OFC conferences highlighted a strong demand for optical communication, driven by AI computing needs, with expectations of a trillion-dollar chip procurement by 2027 from major cloud service providers [2][24] - The industry is moving towards a multi-technology coexistence model, with both optical and copper technologies being utilized in parallel for different applications [4][26] - The leading companies in the optical module sector are expanding their advantages, transitioning from single module suppliers to comprehensive system solution providers [10][28] Summary by Sections Investment Strategy - The report emphasizes the importance of focusing on the optical communication sector, recommending companies such as Zhongji Xuchuang, Xinyi Sheng, and Tianfu Communication as key investment targets [12][17] Market Review - The communication sector experienced a decline, but optical communication outperformed other segments, with a notable increase in stock prices for leading companies like Xinyi Sheng and Zhongji Xuchuang [19][20] GTC and OFC Summary - The conferences clarified misconceptions about the optical communication market and established new industry coordinates, indicating a robust outlook for the sector leading up to 2030 [23][24] Demand Drivers - The dual drivers of Scale-up and Scale-out were validated, with significant growth expected in AI data centers and optical module demand [2][24][25] Technology Coexistence - The industry consensus is shifting towards a model where both optical and copper technologies coexist, with a focus on their respective strengths in different scenarios [4][26] Competitive Landscape - The report notes a trend of increasing dominance among leading companies, which are enhancing their core competencies and expanding their technological footprints [10][28]