v3.26.1
Segment Reporting - Schedule of Reported Segment Revenues (Details) - Operating Segments [Member]
 12 Months Ended
Dec. 31, 2025
CNY (¥)
Dec. 31, 2025
USD ($)
Dec. 31, 2024
CNY (¥)
Dec. 31, 2023
CNY (¥)
Schedule of Reported Segment Revenues [Line Items]        
Revenue from external customers ¥ 1,098,597,376 $ 157,097,335 ¥ 1,345,148,037 ¥ 1,633,542,039
Total revenues 1,097,353,393 156,919,448 1,343,440,196 1,627,257,689
Less:        
Segment income (loss) from operations (20,715,440) (2,962,269) 101,776,936 304,291,928
Reconciliation of income (loss) from operations:        
Income from operations 56,656,284 8,101,740 161,924,494 335,648,926
Reconciliation of net (loss) income        
Net income 163,357,234 23,359,773 107,314,352 260,527,601
Other segment disclosures        
Interest revenue 37,806,975 5,406,326 40,072,068 41,371,162
Interest expense (7,644,628) (1,093,167) (6,310,152) (14,053,841)
Hotel business [Member]        
Schedule of Reported Segment Revenues [Line Items]        
Revenue from external customers 912,348,421   1,066,710,224 1,191,906,073
Less:        
Segment income (loss) from operations 68,458,660   214,774,802 310,758,020
Other segment disclosures        
Interest revenue 37,684,201   39,982,179 41,240,610
Interest expense (7,644,628)   (6,310,152) (13,706,157)
Restaurant business [Member]        
Schedule of Reported Segment Revenues [Line Items]        
Revenue from external customers 186,248,955   278,437,813 441,635,966
Less:        
Segment income (loss) from operations (89,174,100)   (112,997,866) (6,466,092)
Other segment disclosures        
Interest revenue 122,774   89,889 130,552
Interest expense   (347,684)
Revenue from external customers [Member]        
Schedule of Reported Segment Revenues [Line Items]        
Revenue from external customers 1,097,353,393 156,919,448 1,343,440,196 1,627,257,689
Revenue from external customers [Member] | Hotel business [Member]        
Schedule of Reported Segment Revenues [Line Items]        
Revenue from external customers 912,106,439   1,066,502,811 1,191,906,073
Revenue from external customers [Member] | Restaurant business [Member]        
Schedule of Reported Segment Revenues [Line Items]        
Revenue from external customers 185,246,954   276,937,385 435,351,616
Intersegment revenue [Member]        
Schedule of Reported Segment Revenues [Line Items]        
Revenue from external customers 1,243,983 177,887 1,707,841 6,284,350
Intersegment revenue [Member] | Hotel business [Member]        
Schedule of Reported Segment Revenues [Line Items]        
Revenue from external customers 241,982   207,413
Intersegment revenue [Member] | Restaurant business [Member]        
Schedule of Reported Segment Revenues [Line Items]        
Revenue from external customers 1,002,001   1,500,428 6,284,350
Elimination of intersegment revenues [Member]        
Schedule of Reported Segment Revenues [Line Items]        
Total revenues (1,243,983) (177,887) (1,707,841) (6,284,350)
Total operating costs and expenses [Member]        
Less:        
Total operating costs and expenses [1] (1,119,312,816) (160,059,604) (1,243,371,101) (1,329,250,111)
Total operating costs and expenses [Member] | Hotel business [Member]        
Less:        
Total operating costs and expenses [1] (843,889,761)   (851,935,422) (881,148,053)
Total operating costs and expenses [Member] | Restaurant business [Member]        
Less:        
Total operating costs and expenses [1] (275,423,055)   (391,435,679) (448,102,058)
Other operating income [Member]        
Reconciliation of income (loss) from operations:        
Income from operations 77,371,724 11,064,009 60,147,558 27,169,901
Other operating income [Member] | Hotel business [Member]        
Reconciliation of income (loss) from operations:        
Income from operations 76,874,333   56,818,174 24,525,333
Other operating income [Member] | Restaurant business [Member]        
Reconciliation of income (loss) from operations:        
Income from operations 497,391   3,329,384 2,644,568
Elimination of intersegment gross margin [Member]        
Reconciliation of income (loss) from operations:        
Income from operations 4,187,097
Other segment income (expense) [Member]        
Reconciliation of net (loss) income        
Net income [2] 148,417,352 21,223,399 39,812,901 44,722,932
Other segment income (expense) [Member] | Hotel business [Member]        
Reconciliation of net (loss) income        
Net income [2] 149,041,185   39,741,684 44,832,395
Other segment income (expense) [Member] | Restaurant business [Member]        
Reconciliation of net (loss) income        
Net income [2] (623,833)   71,217 (109,463)
Income tax benefit (expense) [Member]        
Reconciliation of net (loss) income        
Net income (45,880,022) (6,560,756) (88,726,969) (117,405,481)
Income tax benefit (expense) [Member] | Hotel business [Member]        
Reconciliation of net (loss) income        
Net income (48,997,177)   (107,223,277) (113,125,742)
Income tax benefit (expense) [Member] | Restaurant business [Member]        
Reconciliation of net (loss) income        
Net income 3,117,155   18,496,308 (4,279,739)
Share of loss in equity method investments, net of tax [Member]        
Reconciliation of net (loss) income        
Net income 4,163,620 595,390 (1,165,474) (1,392,002)
Share of loss in equity method investments, net of tax [Member] | Hotel business [Member]        
Reconciliation of net (loss) income        
Net income 4,163,620   (1,165,474) (1,392,002)
Share of loss in equity method investments, net of tax [Member] | Restaurant business [Member]        
Reconciliation of net (loss) income        
Net income  
Segment net (loss) income [Member]        
Reconciliation of net (loss) income        
Net income 163,357,234 23,359,773 111,844,952 257,387,278
Segment net (loss) income [Member] | Hotel business [Member]        
Reconciliation of net (loss) income        
Net income 249,540,621   202,945,909 265,598,004
Segment net (loss) income [Member] | Restaurant business [Member]        
Reconciliation of net (loss) income        
Net income (86,183,387)   (91,100,957) (8,210,726)
Elimination of intersegment income tax impact [Member]        
Reconciliation of net (loss) income        
Net income ¥ (4,530,600) ¥ (1,046,774)
[1] Total operating costs and expenses (i.e. the significant segment expenses) include hotel operating costs, selling expenses, general and administrative expenses, other operating expenses, other general expenses and impairment loss of goodwill and intangible asset with indefinite life.
[2] Other segment income (expense) includes interest income, interest expense, gains (losses and impairment) on equity securities held, and other income, net.