华秦科技：签订3.28亿元日常经营合同

Core Viewpoint - Huayin Technology (688281.SH) has signed nine daily operational sales contracts with a client, totaling 328 million yuan (including tax) [1] Group 1: Contract Details - The total amount of the contracts is 328 million yuan (approximately 46.5 million USD) [1] - The contracts are valid from the date of signing until December 31, 2026 [1] - The products involved are special functional materials for aircraft engines [1]