有研粉材：公司航空航天方面订单主要为3D打印粉末材料，目前稳定供应且保持增长

Group 1 - The company has received orders primarily for 3D printing powder materials in the aerospace sector, which are currently being supplied steadily and are experiencing growth [2] - The company's competitive advantages lie in its 3D printed aluminum alloy products and copper alloy powders, which are highlighted as key products [2]