Great Wall Securities·2025-07-21 05:15Group 1 - The report highlights a positive trend in the A-share market, with the Shanghai Composite Index rising by 0.69%, the Shenzhen Component Index by 2.04%, and the ChiNext Index by 3.17% during the week of July 14-18, 2025, indicating a strong market sentiment driven by technological advancements and industrial progress [1][8]. - The robotics industry has reached a commercialization milestone, with domestic companies securing billion-level humanoid robot orders, which has activated related supply chains such as reducers and lightweight materials [1][8]. - The semiconductor sector is experiencing robust demand, as evidenced by TSMC's second-quarter earnings call confirming strong AI demand and NVIDIA's resumption of high-end chip supply, alleviating concerns over AI computing power shortages [1][2][8]. Group 2 - The report notes a "hot and cold" economic landscape in China, where external trade has been a key growth driver, but recent tariff increases from the U.S. and potential follow-ups from the EU may threaten sustained export growth [2][18]. - Domestic consumption remains weak, with retail sales growth at only 4.8% in June 2025, and fixed asset investment growth declining to 2.8%, indicating a need for continued policy support to stabilize domestic demand [2][18]. - The technology sector is expected to regain focus, particularly in AI hardware, as recent favorable signals from the industry, such as NVIDIA's and AMD's chip supply resumption, catalyze growth in the computing power supply chain [2][18]. Group 3 - The report emphasizes the importance of the optical module sector, which has established a leading position in the global AI computing power supply chain, with Chinese companies capturing seven out of the top ten spots in 2022 [3][21]. - The optical module industry benefits from a high overseas revenue share of over 80%, driven by the explosive demand for global AI computing infrastructure [3][21]. - The high-end PCB market is also highlighted, with government policies supporting the upgrade of electronic components and a surge in demand driven by AI computing, 5G infrastructure, and automotive electronics [5][21].