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)

v3.20.1
Description of Business, Organization and Significant Concentrations and Risks - Country Risk and Cash Concentration (Details)
Dec. 31, 2019
CNY (¥)
Dec. 31, 2019
USD ($)
Dec. 31, 2018
CNY (¥)
Significant Concentrations and Risks      
Cash and cash equivalents balances ¥ 154,197,758 $ 22,149,122 ¥ 190,586,342
Cash and cash equivalents | Credit concentration risk, customers or financial institutions      
Significant Concentrations and Risks      
Cash and cash equivalents balances 154,186,801   190,586,342
Cash and cash equivalents | Credit concentration risk, customers or financial institutions | PRC      
Significant Concentrations and Risks      
Cash and cash equivalents balances 59,517,386   143,760,681
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 47,224,436   143,760,647
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 12,292,950   34
Cash and cash equivalents | Credit concentration risk, customers or financial institutions | HKSAR      
Significant Concentrations and Risks      
Cash and cash equivalents balances 94,669,415   46,825,661
Cash and cash equivalents | Credit concentration risk, customers or financial institutions | HKSAR | Denominated in Renminbi ("RMB")      
Significant Concentrations and Risks      
Cash and cash equivalents balances     672
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 91,793,594   38,358,069
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 2,875,819   8,064,121
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   ¥ 402,799