v3.26.1
Property and Equipment, Net - Schedule of Property and Equipment, Net (Details)
Dec. 31, 2025
CNY (¥)
Dec. 31, 2025
USD ($)
Dec. 31, 2024
CNY (¥)
Schedule of Property and Equipment, Net [Line Items]      
Property and equipment, Gross ¥ 21,873,410 $ 3,111,969 ¥ 20,970,481
Less: accumulated depreciation (3,784,379) (538,410) (3,564,579)
Property, Plant and Equipment, Net 18,089,031 2,573,559 17,405,902
Less: impairment charges (3,432,946) (488,411) (1,748,022)
Property and equipment, net 14,656,085 2,085,148 15,657,880
Buildings [Member]      
Schedule of Property and Equipment, Net [Line Items]      
Property and equipment, Gross 13,439,066 1,912,000 13,744,221
Electronic equipment [Member]      
Schedule of Property and Equipment, Net [Line Items]      
Property and equipment, Gross 3,747,191 533,120 2,116,562
Motor vehicles [Member]      
Schedule of Property and Equipment, Net [Line Items]      
Property and equipment, Gross 1,485,841 211,393 1,485,841
Machinery [Member]      
Schedule of Property and Equipment, Net [Line Items]      
Property and equipment, Gross 1,276,576 181,621 1,238,050
Land [Member]      
Schedule of Property and Equipment, Net [Line Items]      
Property and equipment, Gross 892,658 127,000 912,927
Other equipment [Member]      
Schedule of Property and Equipment, Net [Line Items]      
Property and equipment, Gross ¥ 1,032,078 $ 146,835 ¥ 1,472,880