图南股份：公司部分牌号合金材料含有微量稀土元素，其微量添加主要用于提升合金材料的综合性能

Core Viewpoint - The company, Tunan Co., confirmed that some of its alloy materials contain trace amounts of rare earth elements, which are used to enhance the overall performance of the alloys [2]. Group 1 - Investors inquired whether the company's products contain rare earth materials [2]. - The company stated that rare earth elements are referred to as "industrial monosodium glutamate" [2]. - The trace addition of rare earth elements is primarily aimed at improving the comprehensive performance of the alloy materials [2].