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Property, Plant and Equipment, Net (Details)	12 Months Ended
	Dec. 31, 2024 CNY (¥)	Dec. 31, 2023 CNY (¥)	Dec. 31, 2022 CNY (¥)	Dec. 31, 2024 USD ($)
Property, Plant and Equipment, Net [Line Items]
Depreciation expenses	¥ 8,669,931	¥ 3,436,716	¥ 3,353,055
Property, plant and equipment, net	197,341,915	169,653,582		$ 27,452,829
Collateral Pledged [Member]
Property, Plant and Equipment, Net [Line Items]
Property, plant and equipment, net	¥ 188,432,414

X

- Definition

The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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