Group 1 - The lithium battery solvent industry has seen a recovery in supply and demand dynamics, with leading companies operating at high utilization rates and solvent prices beginning to rise slightly [1][2] - The profitability of lithium battery solvents is expected to improve significantly next year due to restrained capacity expansion by major enterprises [1][2] - EC solvent is projected to have a prominent role, being a key raw material for various additives, with estimated demand exceeding 300,000 tons driven by lithium battery additives by 2026 [1][3] Group 2 - The market for lithium battery solvents is currently concentrated, with the top three companies holding over 70% market share, although they have been operating at a loss in the first three quarters of this year [2] - Recent weeks have shown a notable increase in EC prices, with a significant rise of 70% observed in the past week [3] - The supply landscape for EC is also concentrated, with HaiKe XinYuan and ShiDa ShengHua having capacities of 300,000 tons and nearly 200,000 tons respectively, contributing to over 70% market share [3]