东材科技：主导产品原材料成本占比较高，主要原材料价格波动可能影响公司经营业绩稳定性

Group 1 - The company announced that its stock price has deviated significantly, with a cumulative increase of over 20% in closing prices over three consecutive trading days, indicating abnormal trading fluctuations [1] - The majority of the company's products are in a fully competitive industry, facing intensified competition as overseas manufacturers shift to mainland China, leading to increased capacity from domestic competitors and escalating technological upgrades [1] - The cost of raw materials for the company's main products is relatively high, closely linked to international crude oil prices, and fluctuations in these prices may impact the stability of the company's operating performance [1] Group 2 - In response to the competitive landscape, the company will adhere to a differentiated product strategy, actively expand into emerging business areas, capture incremental market opportunities, and continuously optimize its product structure [1] - The company plans to reasonably manage its raw material inventory to address the increasingly fierce market competition [1]