Market Overview - On May 19, the non-ferrous aluminum sector experienced a localized rally, with companies such as Jiaozuo Wanfang hitting the daily limit, and others like Electric Power Investment Energy, Minfa Aluminum, Ningbo Fubang, Yiqiu Resources, and Tianshan Aluminum showing strong performance during the trading session [1] Company Highlights - Guangzhi Technology (300489.SZ) has turned a profit, specializing in high-performance aluminum alloy materials and machining components, with applications in nuclear power, aerospace, electronics, and rail transportation [2] - Jiaozuo Wanfang (000612.SZ) is a key electrolytic aluminum enterprise in Henan, utilizing large pre-baked electrolytic cell technology, with an annual electrolytic aluminum production capacity of 420,000 tons [2] - Electric Power Investment Energy (002128.SZ) is a leading electrolytic aluminum producer with a coal-electric-aluminum industry chain, operating an 860,000-ton electrolytic aluminum production line [2] - Meilixin (301307.SZ) has reported a loss, focusing on precision die-casting aluminum alloy components for communication base stations, and is recognized as a competitive player in this field [3] Industry Events - The aluminum oxide futures market saw a significant increase, with the main contract rising over 5% on May 19, following a production halt notification issued for a major mining project in Guinea, which could significantly impact aluminum ore supply [4] - The Axis mine, operated by Shunda Mining, Water Power No. 11 Bureau, and Gaoding International, is projected to produce 23.2 million tons of bauxite in 2024, with a planned output of 38-40 million tons in 2025. A shutdown could reduce supply by approximately 8 million tons compared to 2024 [5] - The concentration of mining operations in specific regions may lead to a reevaluation of ore prices, with potential price levels between $70 and $75 per ton, affecting domestic production costs [5] - Domestic spot prices remain firm due to tight supply in northern markets and production capacity issues at a major enterprise, with ongoing monitoring required for the sustainability of transactions following price increases [5]