Main accounting data and financial indicators (as of March 31, 2022)
          
                 
        
        
            
                
	
		
			| Index items | 2022 | 2021 | Increase/decrease in 2022 compared to 2021 | 2020 | 
		
			| Operating income (yuan) | 3,846,975,948.44 | 3,557,724,397.54 | 8.13% | 3,000,191,773.63 | 
		
			| Net profit attributable to shareholders of listed company (yuan) | 282,933,854.32 | 222,168,142.53 | 27.35% | 389,344,290.74 | 
		
			| Net profit attributable to shareholders of listed company after deducting non recurring profits and losses (yuan) | 270,965,220.96 | 167,650,395.54 | 61.63% | 376,968,729.62 | 
		
			| Net cash flow from operating activities (yuan) | 221,211,632.30 | -63,425,296.29 | 448.78% | 554,967,948.96 | 
		
			| Basic earnings per share (yuan / share) | 0.26 | 0.21 | 23.81% | 0.35 | 
		
			| Diluted earnings per share (yuan / share) | 0.26 | 0.21 | 23.81% | 0.35 | 
		
			| Weighted average return on net assets | 5.03% | 4.09% | 0.94% | 7.37% | 
	
                 
	
		
			| Index items | 2022 | 2021 | Increase/decrease in 2022 compared to 2021 | 2020 | 
		
			| Total assets(yuan) | 12,745,185,294.02 | 12,261,338,518.66 | 3.95% | 11,891,623,391.03 | 
		
			| Net assets attributable to shareholders of listed company (yuan)   | 5,749,940,874.92 | 5,524,039,886.94 | 4.09% | 5,392,694,939.64 |