新金路：石英砂产品作为公司业务转型升级的一个方向，目前正积极进行市场拓展和下游客户开发

Group 1 - The company is currently focusing on the production of quartz sand as part of its business transformation and upgrade strategy [2] - The development of new products and market expansion requires a process of advancement, which includes continuous improvement and adjustment of processes based on customer needs [2] - The company is actively engaged in market expansion and the development of downstream customers [2]