铜陵有色：米拉多铜矿二期工程延期，预计将对2026年经营业绩产生一定影响

Group 1 - The core announcement indicates that the Mirador Copper Mine Phase II project has been delayed, with no confirmed production start date, which is expected to impact the company's operating performance in 2026 [2] - The Mirador Copper Mine Phase II project was initially planned to be completed by June 2025, followed by trial production from July to December 2025, and official production in early 2026 [2] - The construction of the main project for Phase II began in August 2023, with a planned completion time of 22 months, indicating a relatively high construction efficiency compared to similar projects abroad [2] Group 2 - The first phase of the Mirador Copper Mine has reached its designed production capacity, processing 20 million tons of ore annually and producing approximately 96,000 tons of copper metal [3] - The Phase II project will add an additional processing capacity of 26.2 million tons per year, bringing the total processing capacity to 46.2 million tons per year, with an expected annual output of around 200,000 tons of copper metal [3] - The company holds a 70% stake in China Railway Construction Copper Crown, which was established in December 2009 with a registered capital of approximately 5.619 billion yuan, primarily engaged in copper metal mining, beneficiation, and sales [2]