商务部：对产于日本的这种芯片材料立案调查

Core Viewpoint - The Ministry of Commerce of China announced an anti-dumping investigation into imported dichlorodihydrosilane from Japan, effective January 7, 2026, following a formal application from Tangshan Sanfu Electronic Materials Co., Ltd. [2][4] Group 1: Investigation Details - The investigation was initiated based on a request from the domestic industry, which provided preliminary evidence indicating that the quantity of dichlorodihydrosilane imported from Japan has shown an overall increasing trend from 2022 to 2024, while prices have dropped by a cumulative 31% [4]. - The investigation will be conducted in accordance with Chinese laws and regulations, as well as World Trade Organization rules, ensuring the rights of all stakeholders are protected [4]. Group 2: Industry Context - Dichlorodihydrosilane is primarily used in the semiconductor manufacturing process for thin film deposition, including epitaxial films, silicon carbide films, silicon nitride films, silicon oxide films, and polysilicon films, which are essential for producing logic chips, memory chips, and other types of chips [4].