Core Points - The public resource trading platform of Jieyang City, Guangdong, announced the auction of a construction-grade tuff mine in Shilan Kou Village, Huicheng Town, with a resource volume of 13.05 million cubic meters and a design scale of 1.2 million cubic meters per year [1][2] - The starting price for the mining rights is set at 94.4 million yuan, approximately 7.23 yuan per cubic meter, with additional costs exceeding 222 million yuan for land leasing and infrastructure maintenance [1][2] - The estimated recoverable reserves of the mine are 11.05 million cubic meters, with a total area of 0.33 square kilometers [1][2] Auction Details - The online bidding period is from November 4 to November 19, 2025 [2] - The successful bidder must pay 50 million yuan for land use, which includes compensation for crops and other expenses, separate from the mining rights auction price [2] - An additional 170 million yuan is required for the construction and maintenance of transportation roads and environmental remediation, also not included in the auction price [2] Compliance and Monitoring - The successful bidder is required to invest 2.5 million yuan for exploration costs, payable within 20 working days after signing the mining rights transfer contract [2] - The mine will implement technical monitoring measures, and the successful bidder must install monitoring equipment before production, with costs borne by them [2]