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

Description of Business, Organization and Significant Concentrations and Risks - Country Risk and Cash Concentration (Details)

v3.22.1
Description of Business, Organization and Significant Concentrations and Risks - Country Risk and Cash Concentration (Details)
Dec. 31, 2021
CNY (¥)
Dec. 31, 2021
USD ($)
Dec. 31, 2020
CNY (¥)
Significant Concentrations and Risks      
Cash and cash equivalents balances ¥ 71,339,361 $ 11,194,702 ¥ 112,723,433
Cash and cash equivalents | Credit concentration risk, customers or financial institutions      
Significant Concentrations and Risks      
Cash and cash equivalents balances 71,339,361   112,723,433
Cash and cash equivalents | Credit concentration risk, customers or financial institutions | PRC      
Significant Concentrations and Risks      
Cash and cash equivalents balances 59,679,880   97,910,745
Cash and cash equivalents | Credit concentration risk, customers or financial institutions | PRC | Denominated in Renminbi ("RMB")      
Significant Concentrations and Risks      
Cash and cash equivalents balances 59,679,748   85,103,159
Cash and cash equivalents | Credit concentration risk, customers or financial institutions | PRC | Denominated in U.S. Dollar ("USD")      
Significant Concentrations and Risks      
Cash and cash equivalents balances 132   12,807,586
Cash and cash equivalents | Credit concentration risk, customers or financial institutions | HKSAR      
Significant Concentrations and Risks      
Cash and cash equivalents balances 11,659,481   14,812,688
Cash and cash equivalents | Credit concentration risk, customers or financial institutions | HKSAR | Denominated in U.S. Dollar ("USD")      
Significant Concentrations and Risks      
Cash and cash equivalents balances 11,460,063   13,314,551
Cash and cash equivalents | Credit concentration risk, customers or financial institutions | HKSAR | Denominated in Hong Kong Dollar ("HKD")      
Significant Concentrations and Risks      
Cash and cash equivalents balances ¥ 199,418   1,498,135
Cash and cash equivalents | Credit concentration risk, customers or financial institutions | HKSAR | Denominated in Great Britain Pound      
Significant Concentrations and Risks      
Cash and cash equivalents balances     ¥ 2