Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Non-Controlling Interests - Summary of Redeemable Non-Controlling Interest Activities (Details)

v3.21.1
Non-Controlling Interests - Summary of Redeemable Non-Controlling Interest Activities (Details)
12 Months Ended
Dec. 31, 2020
CNY (¥)
Dec. 31, 2020
USD ($)
Dec. 31, 2019
CNY (¥)
Dec. 31, 2018
CNY (¥)
Noncontrolling Interest [Abstract]        
Balance at the beginning of the period ¥ 44,896,428   ¥ 39,208,619 ¥ 36,304,276
Add: Capital contribution     2,500,000  
Less: Comprehensive loss (2,582,632)   (2,820,682) (3,181,199)
Accretion of redeemable non-controlling interests 6,184,572   6,008,491 6,085,542
Balance at the end of the period ¥ 48,498,368 $ 7,432,700 ¥ 44,896,428 ¥ 39,208,619