Group 1 - The company reported a revenue of 1.123 billion yuan for the first half of 2025, representing a year-on-year growth of 53.53% [1] - The net profit attributable to shareholders reached 301 million yuan, showing a significant increase of 135.08% year-on-year [1] - The main source of revenue was from the subsidiary, Tajin Mining Co., which achieved stable and efficient production operations, leading to an overall increase in the output of major metal products [1] Group 2 - The production of lead metal reached 29,200 tons, up 44.53% year-on-year; zinc metal production was 28,400 tons, increasing by 25.15%; copper metal output was 737.82 tons, growing by 29.90%; and silver metal production was 46.80 tons, up 40.08% [1] - Key capacity construction projects at Tajin Mining, including the tailings project, a 6 million tons/year technical renovation project, and a low-grade ore selection project, have made positive progress [1] - The main engineering of the tailings technical renovation project is expected to be completed within the year, which will effectively enhance the company's ore processing capacity [1] Group 3 - The company’s Argentina salt lake project has successfully completed preliminary compliance procedures and optimized infrastructure construction plans [2] - The project is strictly adhering to progress and financial control, achieving a significant reduction in operating costs through technological innovation and refined management [2] - The focus for the second half of the year will be on advancing the main engineering construction of lithium extraction from the salt lake, with an emphasis on further strengthening cost control [2]

Group 1: Company Overview - China Nonferrous Metal Construction Co., Ltd. has a strong competitive edge in international engineering contracting within the nonferrous metals sector, leveraging project development and management experience, brand advantages, and resource integration capabilities [2] - The company focuses on complex mining projects, emphasizing energy conservation, environmental protection, and digital/automation technology advancements [2] Group 2: Project Distribution and Performance - The company has established a significant presence in regions such as Kazakhstan, Congo (DRC), India, Indonesia, and Vietnam, undertaking key projects in nonferrous metals, oil and petrochemicals, and mining [2] - As of 2024, the company reported a revenue of RMB 43.01 billion from engineering contracting, reflecting a year-on-year increase of 7.39% [2] - The ENR international contractor ranking improved from 168th to 114th [2] Group 3: Order Backlog and Future Prospects - The total amount of unfinished contracts is approximately RMB 361.5 billion, indicating a robust project reserve that secures future revenue [2] - In 2024, the new contract amount reached RMB 164.88 billion, a year-on-year increase of 103.71% [2] Group 4: Resource Development - The company holds mining rights for five mines and three exploration rights, with total metal resources including 225.62 thousand tons of zinc and 132.03 thousand tons of lead [3] - The average zinc grade at the Aobao Zinc Mine is 30.86%, while the average lead grade is 0.49% [3] - Future resource development strategies include mergers and acquisitions, resource exploration, and enhancing strategic collaboration [3]