一图看懂 | 二氯二氢硅反倾销概念股

Core Viewpoint - The Ministry of Commerce announced an anti-dumping investigation into imported dichlorodihydrosilane (DCS) from Japan, which is expected to directly benefit domestic DCS production companies and accelerate the domestic substitution in semiconductor manufacturing [3][4]. Group 1: Policy Impact on Industry Chain - The anti-dumping investigation period is set from July 1, 2024, to June 30, 2025, while the industry damage investigation period spans from January 1, 2022, to June 30, 2025 [3][4]. - This policy is anticipated to promote domestic DCS production and indirectly benefit upstream raw material suppliers [3][4]. Group 2: Beneficiary Classification - Key beneficiaries include midstream core DCS manufacturing companies, upstream raw material suppliers, and downstream application fields such as chip manufacturing and display panels [10]. - Specific companies identified as beneficiaries include: - Midstream: companies like Sanfu Co., and Hoshine Silicon Industry [10]. - Upstream: companies such as Dongyue Group and Jiangsu Huachang Chemical [10]. - Downstream: firms like SMIC and Changjiang Storage [10]. Group 3: Industry Overview - The upstream segment consists of essential raw materials like silicon powder, hydrogen chloride, and hydrogen, which are characterized by high technical barriers [11]. - A critical parameter for production is maintaining metal impurities below 0.1 ppb [11].