金诚信(603979.SH)：签署七角井铁矿矿山采掘生产承包合同（第四期）

Core Viewpoint - The company, Jinchengxin (603979.SH), has recently secured a mining production contracting agreement with Su Bei County Bolun Mining Development Co., Ltd. for the fourth phase of operations, with an estimated total contract value of approximately 509.55 million yuan [1] Group 1 - The contract is a comprehensive unit price contract, with the final payment to be determined based on the actual completion of work and settlement [1]