TFC(SZ:300394) Xin Lang Ji Jin·2026-02-03 11:24Core Viewpoint - The A-share market rebounded, with significant gains in the computing power sector, particularly in optical modules, indicating strong performance and investor interest in this area [1][2]. Group 1: Market Performance - A-share market saw a rebound with notable increases in companies like Zhishang Technology (up over 15%), Wangsu Science & Technology (up over 14%), and Tianfu Communication (up over 13%) [1]. - The ChiNext AI ETF (159363), heavily invested in leading optical module companies, experienced a "V-shaped" recovery, closing up 3.7% with a historical high closing price and a single-day transaction volume of 900 million yuan [1]. Group 2: Company Performance - Companies in the optical module sector reported earnings growth exceeding 50%, with leading firms like Zhongji Xuchuang and Xinyi Sheng achieving better-than-expected results [1][2]. - The report from Galaxy Securities suggests that the optical module sector is currently undervalued, with supply constraints expected to limit growth until 2026, while domestic manufacturers are increasing their global market share [1]. Group 3: Investment Insights - The ChiNext AI ETF is positioned to benefit from the commercialization of AI technologies, with approximately 60% of its portfolio allocated to computing power (optical module leaders and IDC leaders) and 40% to AI applications [2]. - The ETF manager believes that the optical module sector represents a clear industrial trend, likely to maintain its leading position in the market, especially in a liquidity-friendly environment [2].