兴业股份：半导体光刻胶用酚醛树脂目前仅处于送样测试阶段，暂未形成销售收入

Core Viewpoint - The company has issued a risk warning regarding its semiconductor photoresist phenolic resin and the impregnated resin used in the domestic C919 aircraft brake pads, indicating that these products are still in the testing phase and have not yet generated revenue [1] Group 1: Semiconductor Photoresist Phenolic Resin - The semiconductor photoresist phenolic resin is currently in the sample testing stage [1] - No supply contracts have been signed, and there is no sales revenue generated from this product yet [1] - The future progress of this product remains uncertain [1] Group 2: C919 Aircraft Brake Pad Impregnated Resin - The sales scale of the impregnated resin for the C919 aircraft brake pads is relatively small [1] - Revenue for the year 2024 is projected to be 229,000 yuan [1] - Revenue for the period from January to May 2025 is projected to be 329,000 yuan [1]