兰石重装：与嘉国伟业签订采购施工承包合同补充协议

Core Viewpoint - The company, Lanshi Heavy Industry (603169.SH), has signed a supplementary agreement with Jiaguo Weiye for the procurement and construction of a hydrogenation project, increasing the contract value significantly from 70 million to 95 million yuan [1] Group 1: Contract Details - The supplementary agreement pertains to a 60000Nm³/h raw gas hydrogen production unit and an 80,000 tons/year LNG facility along with supporting storage and transportation systems [1] - The total confirmed contract price reached 95 million yuan as of the signing date of the supplementary agreement [1] - The adjustment of the contract amount was made after mutual confirmation of completed equipment, materials, and construction work [1]