The relationship between market capitalization and net profit

john

Study the correlation between market value and total profit 

The total market capitalization and total net profit data of China Construction Bank, China Industrial and Commercial Bank, and China Agricultural Bank 

 China Construction Bank
 
Full-year 2024 net profit: RMB 335.6 billion
 
Market cap (A-share) as of Sep 2025: ≈ RMB 2.25 trillion 
Industrial & Commercial Bank of China
 
Net profit for 2025 H1: RMB 168.1 billion 
 
Market cap (A + H) as of Sep 2025: ≈ RMB 2.46 trillion 
 
Agricultural Bank of China
 
Net profit for 2025 H1: RMB 139.5 billion
 
Market cap (A + H) as of Sep 2025: ≈ RMB 2.48 trillion 

If these companies could reduce their sales costs by 1%, the percentage by which their profit margins could increase would be what percent

The profit margin increase percentage of Industrial and Commercial Bank of China is 0.33%.

The profit margin increase percentage of China Construction Bank is 0.29%.

The profit margin increase percentage of Agricultural Bank of China is 0.31%.

Total market capitalization is positively correlated with net profit, but subject to various disturbances such as capital structure, interest rates, etc.