通信行业：博通ASIC预期再上调，深圳光博会预热

Investment Rating - The report maintains an "Outperform" rating for the communication industry, indicating expected growth exceeding the benchmark index by over 10% [1][46]. Core Insights - Broadcom's latest financial report shows continued high growth in AI business, with new ASIC customer orders reaching 10 billion USD. The company reported Q3 2025 revenue of 15.95 billion USD, a 22% year-on-year increase, and a non-GAAP EPS of 1.69 USD, up 36.3% year-on-year, exceeding analyst expectations. The forecast for Q4 revenue is approximately 17.4 billion USD, indicating nearly double-digit sequential growth. AI revenue has seen a 63% year-on-year increase, reaching 5.2 billion USD, with expectations to rise to 6.2 billion USD next quarter. Broadcom anticipates ASIC demand to reach 60 to 90 billion USD by FY2027, suggesting potential for annual doubling of AI business growth if it captures a significant market share [3][15][41]. - The upcoming Shenzhen Optical Expo (CIOE2025) on September 10 is expected to boost the optical module sector. Key areas of focus include the introduction of 3.2T optical modules, TFLN thin-film lithium niobate chips, silicon photonic chips, CPO high-density optical connection products, and hollow-core fiber products. These innovations are anticipated to enhance the capabilities and offerings within the optical communication industry [4][16]. Summary by Sections Weekly Viewpoint and Investment Suggestions - Broadcom's strong AI financial results alleviate concerns regarding investment slowdowns among North American cloud providers, indicating a potential resonance between GPU and ASIC markets in 2026-2027 [15][17]. - The report suggests focusing on companies in various sectors, including domestic computing servers (ZTE, Unisoc, Huaqin Technology), optical modules (Zhongji Xuchuang, NewEase, Tianfu Communication), and satellite internet (Chengchang Technology, Zhenlei Technology) [18]. Market Overview - The overall market performance for the week of September 1-7, 2025, showed mixed results, with the ChiNext Index rising by 2.35%, while the Shanghai Composite Index fell by 1.18%. The communication index dropped by 2.68%, with the optical module sector leading gains at +8.4% [6][17]. Sector Performance - The optical module sector is highlighted as having a strong upward trend, with major companies showing a safety margin in performance post-adjustment. The report indicates that upstream related stocks have been undervalued and warrant investor attention [6][17].