Accounts Receivable, net (Details) - CNY (¥)	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021
Accounts Receivable, net
Accounts receivable	¥ 7,973,229	¥ 9,817,292
Less: allowance for doubtful accounts	(2,356,034)	0
Accounts receivable, net	5,617,195	¥ 9,817,292
Beginning balance	0
Provision	2,356,034
Ending balance	¥ 2,356,034

No definition available.

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- Definition

Amount, before allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.

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Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.

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Amount of allowance for credit loss on accounts receivable, classified as current.

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Amount of expense (reversal of expense) for expected credit loss on accounts receivable.

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