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Property, Plant and Equipment, Net (Details) - Schedule of Property, Plant and Equipment, Net	Dec. 31, 2023 CNY (¥)	Dec. 31, 2023 USD ($)	Dec. 31, 2022 CNY (¥)
Schedule of Property, Plant and Equipment, Net [Abstract]
Computers and electronic equipment	¥ 12,098,631		¥ 9,537,316
Office furniture	266,252		266,252
Leasehold improvement	1,550,648		1,550,648
Transportation equipment	41,014		41,014
Construction in progress	165,221,605		16,119,419
Less: Accumulated depreciation	(9,524,568)		(6,087,694)
Property, plant and equipment, net	¥ 169,653,582	$ 23,953,236	¥ 21,426,955

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Transportation equipment.

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Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Amount of structure or a modification to a structure under construction. Includes recently completed structures or modifications to structures that have not been placed into service.

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Amount before accumulated depreciation of equipment commonly used in offices and stores that have no permanent connection to the structure of a building or utilities. Examples include, but are not limited to, desks, chairs, tables, and bookcases.

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Amount before accumulated depreciation of tangible personal property used to produce goods and services, including, but is not limited to, tools, dies and molds, computer and office equipment.

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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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