中国对原产于日本的进口二氯二氢硅发起反倾销调查

Core Viewpoint - The Chinese Ministry of Commerce has initiated an anti-dumping investigation into imports of dichlorodihydrosilane from Japan, following a domestic industry's application citing evidence of rising import volumes and a significant price drop of 31% from 2022 to 2024, which has harmed local production and operations [1][1][1] Group 1: Investigation Details - The investigation was launched in response to a request from the domestic industry, which provided preliminary evidence of the situation [1] - The investigation period for dumping is set from July 1, 2024, to June 30, 2025, while the period for assessing industry damage is from January 1, 2022, to June 30, 2025 [1][1] Group 2: Product Usage - 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 [1] - It is utilized in the production of logic chips, memory chips, analog chips, and other types of chips, as well as in the synthesis of silicon-based precursors and polysilazane [1][1]