道生天合：公司生产的高性能热固性树脂材料所需主要原材料为环氧树脂、环氧树脂原料

Group 1 - The company, Daoshengtianhe, produces high-performance thermosetting resin materials, which primarily require raw materials such as epoxy resin and epoxy resin precursors [2] - The raw materials also include curing agents, polyols, and core materials, categorized into three main series: materials for wind turbine blades, new composite materials resins, and adhesives for new energy vehicles and industrial applications [2]