In the recent years, the proportion of bauxite ore in Indonesia kept on increasing in the mineral sector. Following the export ban and downstreaming initiatives by the Indonesian government, the bauxite industry will be expected to grow steadily. The valuation and pricing mechanisms for Indonesia bauxite ore in the market​​ are drawing close attention from participants across the supply chain. To proactively address the potential downstreaming market shifts and enhance market transparency, SMM has decided: Commencing November 7, 2025, SMM will officially launch o​​ne new price: Indonesian Bauxite (Al2O3: 47%, SiO2: 5%,delivered to destination port,Indonesia,$/wmt) Details of this price point are as follows: Description: Indonesian Bauxite (Al2O3: 47%, SiO2: 5%,delivered to destination port,Indonesia,$/wmt) Quality: Total alumina 47% total silica 5% Fe 14% min, 20% max moisture content 20% max titanium 2% max Quantity: Minimum 50000 wmt Definition: delivered to destination port Brand Listing: Antam, Cita Mineral Investindo Timing: 1-2 Months Unit: USD/wmt Payment Terms: L/C/TT at sight in USD , other payment terms normalized Publication: Weekly, Friday by 12:00 PM Jakarta Time

In recent years, Guinea has played a pivotal role in the global bauxite market, standing as the world's largest bauxite producer. In 2024, the country exported 1.23 billion tons of bauxite, with approximately 90% destined for China, making it the most critical source of bauxite imports for China. The remainder was exported to regions such as India (3%) and Europe (1%). Against the backdrop of tight shipping capacity and the significant impact of freight and bunker adjustment costs on landed costs, SMM is responding to the strong focus from industry chain participants on FOB prices for Guinean bauxite. To more accurately reflect the intrinsic value of bauxite and refocus market attention from CIF prices (which include freight) to FOB prices themselves, SMM has decided to： Commencing November 7, 2025, SMM will officially launch one new price: Guinea Bauxite FOB (Al2O3: 45%, SiO2: 3%, FOB Guinea, $/dmt) Details of this price point are as follows: Shanghai Metals Market Aluminum Research Departmen 6th November, 2025

Dear users, Since the beginning of this year, Turkish bauxite has served as a vital supplement to domestic high-temperature bauxite resources, with imports growing significantly. By November 2025, cumulative imports had reached 2.9778 million metric tons, a year-on-year increase of 40.24%, making Turkey the third-largest source country for China’s bauxite imports. To more timely and accurately reflect the spot market conditions of Turkish bauxite and assist industry chain enterprises in procurement decisions and risk management, SMM will officially launch the “Bauxite(Al2O3: 54%, SiO2: 6%, Ti: 3%), CFR Turkey, $/dmt” starting December 24, 2025. This price point is designed to provide the market with a referential benchmark for spot transaction evaluation, further enhancing transparency and efficiency in cross-border trade. The specific price point information is as follows: Price Description: Bauxite(Al2O3: 54%, SiO2: 6%, Ti: 3%), CFR Turkey, $/dmt Unit: USD/dry metric tonne Specifications: Al₂O₃ 54%, SiO₂ 6%, mositure content 5% max, TiO₂ below 3%, Fe₂O₃ 20% min, 30% max Quality: Conforming to GB/T 24483 2009 "bauxite", Al₂O₃ 54%, SiO₂ 6%, mositure content 5% max, TiO₂ below 3%, Fe₂O₃ 20% min, 30% max Payment Terms: L/C/TT at sight in USD, or other terms normalized Publication Time: Weekly, Friday, 12pm Beijing time SMM Aluminum Industry Research Team December 24, 2025

SMM will update its Alumina Monthly Cost Model from January 2026, incorporating VAT into bauxite costs and discontinuing certain regional indicators.