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)

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DESCRIPTION OF BUSINESS, ORGANIZATION AND SIGNIFICANT CONCENTRATIONS AND RISKS - Country Risk and Cash Concentration (Details)
Dec. 31, 2023
CNY (¥)
Dec. 31, 2023
USD ($)
Dec. 31, 2022
CNY (¥)
DESCRIPTION OF BUSINESS, ORGANIZATION AND SIGNIFICANT CONCENTRATIONS AND RISKS      
Cash and cash equivalents balances ¥ 60,167,232 $ 8,474,377 ¥ 54,980,199
Cash and cash equivalents | Credit concentration risk, customers or financial institutions      
DESCRIPTION OF BUSINESS, ORGANIZATION AND SIGNIFICANT CONCENTRATIONS AND RISKS      
Cash and cash equivalents balances 60,167,232   54,980,199
Cash and cash equivalents | Credit concentration risk, customers or financial institutions | PRC      
DESCRIPTION OF BUSINESS, ORGANIZATION AND SIGNIFICANT CONCENTRATIONS AND RISKS      
Cash and cash equivalents balances 50,134,524   47,841,466
Cash and cash equivalents | Credit concentration risk, customers or financial institutions | PRC | Denominated in Renminbi ("RMB")      
DESCRIPTION OF BUSINESS, ORGANIZATION AND SIGNIFICANT CONCENTRATIONS AND RISKS      
Cash and cash equivalents balances 50,134,377   47,841,321
Cash and cash equivalents | Credit concentration risk, customers or financial institutions | PRC | Denominated in U.S. Dollar ("USD")      
DESCRIPTION OF BUSINESS, ORGANIZATION AND SIGNIFICANT CONCENTRATIONS AND RISKS      
Cash and cash equivalents balances 147   145
Cash and cash equivalents | Credit concentration risk, customers or financial institutions | HKSAR      
DESCRIPTION OF BUSINESS, ORGANIZATION AND SIGNIFICANT CONCENTRATIONS AND RISKS      
Cash and cash equivalents balances 10,032,708   7,138,733
Cash and cash equivalents | Credit concentration risk, customers or financial institutions | HKSAR | Denominated in U.S. Dollar ("USD")      
DESCRIPTION OF BUSINESS, ORGANIZATION AND SIGNIFICANT CONCENTRATIONS AND RISKS      
Cash and cash equivalents balances 10,031,910   7,136,019
Cash and cash equivalents | Credit concentration risk, customers or financial institutions | HKSAR | Denominated in Hong Kong Dollar ("HKD")      
DESCRIPTION OF BUSINESS, ORGANIZATION AND SIGNIFICANT CONCENTRATIONS AND RISKS      
Cash and cash equivalents balances ¥ 798   ¥ 2,714