TSMC(US:TSM) Huan Qiu Wang Zi Xun·2025-08-26 23:29Group 1 - TSMC will not use manufacturing equipment from mainland China in its latest 2nm chip production line to avoid angering the US [1] - The decision is influenced by potential US regulations, particularly the "Chip Equipment Act" proposed by US lawmakers, which aims to prohibit companies receiving federal funding from purchasing equipment from "concerned foreign entities," likely including mainland Chinese suppliers [1][2] - TSMC plans to reduce its reliance on mainland Chinese suppliers for chip materials and chemicals in its Taiwan and US operations while deepening cooperation with local suppliers in mainland China to align with local policies [1] Group 2 - TSMC's earlier advanced chip production lines had utilized some equipment from mainland China, but the company aimed to replace this equipment to mitigate regulatory risks as it shifts production to Arizona [2] - The transition to new equipment may lead to increased costs and quality pressures, including higher direct investments, potential supply chain instability, and fluctuations in yield rates affecting chip performance [2] - Mainland Chinese equipment manufacturers may face short-term revenue pressure due to the loss of TSMC orders, but this could drive them to increase R&D investments and develop a more self-sufficient industry ecosystem in the long run [2] Group 3 - Leading mainland Chinese chip manufacturers are increasing the use of domestic equipment and have made significant progress in certain market segments [3] - Companies like Huawei and Unisoc have improved their AI and 5G chip performance, while SMIC is enhancing its mature process and advancing in cutting-edge technology [3] - China Mobile has built the world's largest 400G all-optical inter-provincial backbone network, accelerating the development of high-speed data networks [3]