XML 164 R146.htm IDEA: XBRL DOCUMENT v3.23.1
Share capital (Details)
1 Months Ended 12 Months Ended 24 Months Ended
Aug. 17, 2020
shares
Jan. 14, 2020
shares
Dec. 13, 2019
shares
Apr. 30, 2018
CNY (¥)
item
Apr. 30, 2018
USD ($)
item
$ / shares
Dec. 31, 2020
CNY (¥)
shares
Dec. 31, 2020
USD ($)
$ / shares
shares
Dec. 31, 2019
CNY (¥)
shares
Dec. 31, 2019
USD ($)
$ / shares
shares
Dec. 31, 2018
CNY (¥)
shares
Dec. 31, 2018
USD ($)
$ / shares
shares
Dec. 31, 2022
CNY (¥)
shares
Dec. 31, 2022
USD ($)
$ / shares
shares
Dec. 31, 2021
$ / shares
Dec. 31, 2017
$ / shares
Issued                              
Beginning balance, equity | ¥           ¥ 4,520,541,000           ¥ 5,285,283,000      
Issuance of ordinary shares | ¥           2,697,679,000                  
Ending balance, equity | ¥           ¥ 5,285,283,000   ¥ 4,520,541,000       ¥ 3,278,055,000      
Number of investors | item       12 12                    
Ordinary shares                              
Authorized                              
Ordinary shares par value per share | $ / shares             $ 0.00001   $ 0.00001   $ 0.00001   $ 0.00001 $ 0.00001 $ 0.00001
Authorized shares                         5,000,000,000    
Authorized share capital | $                         $ 50,000    
Issued                              
Issued shares at beginning of period           1,097,320,664 1,097,320,664 999,999,999 999,999,999 900,000,000 900,000,000 1,169,980,661 1,169,980,661    
Increase in ordinary shares 62,100,000 10,560,000 93,600,000     72,660,000 72,660,000 3,720,665 3,720,665 99,999,999 99,999,999        
Newly issued ordinary shares upon initial public offering               93,600,000 93,600,000            
Issued shares at end of period           1,169,980,661 1,169,980,661 1,097,320,664 1,097,320,664 999,999,999 999,999,999 1,169,980,653 1,169,980,653    
Surrendered ordinary shares           (3) (3)         (8) (8)    
Beginning balance, equity           ¥ 72,975 $ 10,973 ¥ 66,169 $ 10,000 ¥ 59,838 $ 9,000 ¥ 78,008 $ 11,700    
Issuance of ordinary shares           5,033 727 257 37 6,331 1,000        
Issuance of ordinary shares upon initial public offering               6,549 936            
Ending balance, equity           ¥ 78,008 $ 11,700 ¥ 72,975 $ 10,973 ¥ 66,169 $ 10,000 ¥ 78,008 $ 11,700    
Total consideration       ¥ 4,750,965,000 $ 750,000,000                    
Price per share (in USD per share) | $ / shares         $ 7.5