CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Parenthetical) - CNY (¥)	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS)
Foreign currency translation adjustment, income tax	¥ 0	¥ 0	¥ 0
Unrealized gain on available for sale securities, income tax	1,184,686	5,809,288	4,254,339
Reclassification adjustment for gain on available for sale securities realized in net income, income tax	¥ 1,698,460	¥ 5,291,894	¥ 4,424,450

Amount of tax expense (benefit), after reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature, attributable to parent entity.

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Amount of tax expense (benefit) of reclassification adjustment from accumulated other comprehensive income for unrealized gain (loss) realized upon the sale of available-for-sale securities.

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Amount, before adjustment, of tax expense (benefit) for unrealized holding gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Excludes tax expense (benefit) for unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale.

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