南山铝业：南山集团累计质押其所持有的公司股份约3.53亿股

Group 1 - Nanshan Aluminum's controlling shareholder, Nanshan Group, holds approximately 2.337 billion shares, accounting for 20.12% of the total shares [1] - Nanshan Group has pledged about 353 million shares, representing 3.04% of the total shares and 15.11% of the shares held by Nanshan Group [1] - Nanshan Aluminum's revenue composition for 2024 is as follows: aluminum products 98.57%, other businesses 1.02%, natural gas sales 0.33%, and electricity and gas 0.08% [1] Group 2 - The market capitalization of Nanshan Aluminum is currently 59.9 billion yuan [1] - The consistent shareholding structure indicates a significant concentration of ownership within the company [1] - The substantial amount of pledged shares may impact the liquidity and financial stability of the controlling shareholders [1]