三德科技：公司为包括中国铝业、东方希望包头稀土等在内下游客户提供煤炭检测产品及服务

Core Viewpoint - Sand Technology (300515.SZ) focuses on high-end equipment manufacturing, primarily for coal analysis and intelligent management, with no current applications in rare earth analysis [1] Group 1: Company Operations - Sand Technology's products are mainly used for coal analysis and intelligent management, with potential applications extending to coke, biomass, solid hazardous waste, and cement raw materials [1] - The company provides coal testing products and services to downstream clients, including China Aluminum and Dongfang Hope Baotou Rare Earth [1] Group 2: Industry Context - Coal is a significant fuel commonly used in rare earth smelting processes, indicating a connection between coal analysis and the rare earth industry [1]