株式会社トウチュウ · TOCHU CORPORATION

株式会社トウチュウ（TOCHU CORPORATION）是一家日本综合制造企业，总部位于爱知县。核心业务包括硅砂开采与加工、铸材（涂覆砂、干燥砂、芯砂、再生砂）制造、砂型3D打印服务、铸钢/铸铁件、铝压铸及重力铸造、机械加工。此外还涉及农业和无机材料业务。主要服务日本国内市场，未公开具体产能、认证或国际业务信息。

TOCHU CORPORATION is a Japanese integrated manufacturer headquartered in Aichi Prefecture. Core businesses include silica sand mining and processing, foundry materials (coated sand, dry sand, core sand, regenerated sand), sand mold 3D printing, steel/iron castings, aluminum die casting and gravity casting, and machining. It also operates agricultural and inorganic material divisions. The company primarily serves the Japanese domestic market; no specific capacity, certifications, or international reach are disclosed.