CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (Parenthetical)	12 Months Ended
Dec. 31, 2025 CNY (¥)	Dec. 31, 2024 CNY (¥)	Dec. 31, 2023 CNY (¥)
Net revenues	¥ 3,818,851,679	¥ 4,270,825,456	¥ 5,530,404,557
Cost of revenues	3,329,325,336	3,946,992,974	4,846,371,264
Other comprehensive (loss) income, net of tax	0	0	0
Related Party
Net revenues	60,129,818	48,935,143	62,849,416
Cost of revenues	¥ 426,011,852	¥ 485,973,979	¥ 667,324,933

The aggregate cost of goods produced and sold and services rendered during the reporting period.

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- Definition

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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