Nanjing Yunhai Special Metals Co.Ltd(002182) 5 announced on May 22 that the subsidiary Chaohu Yunhai won the mining right of magnesium smelting dolomite and dolomite for metallurgy in qingmossan integrated mining area of Chaohu City at a price of 365 million yuan on May 20, with a transaction price of 4.1035 yuan / ton. The total resources of the mining right transferred this time deduct the resources with mining rights held by Chaohu Yunhai as of November 15, 2021, and the new resources this time are 565073 million tons, Chaohu Yunhai only needs to pay the amount of new resources in the mining area calculated according to the transaction unit price, and the payment amount is about 232 million yuan.