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 |