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Parent-Only Financial Statements (Details) - Schedule of Condensed Statements of Operations and Comprehensive Income (Loss) - Parent [Member]
 12 Months Ended
Dec. 31, 2023
CNY (¥)
Dec. 31, 2023
USD ($)
Dec. 31, 2022
CNY (¥)
Dec. 31, 2021
CNY (¥)
Condensed Statement of Income Captions [Line Items]        
Net revenues
Operating expenses:        
Selling and marketing expenses 980
General and administrative expenses 471,664 66,594 5,822,906 306,775
Total operating expenses 471,664 66,594 5,822,906 307,755
Loss from operations (471,664) (66,594) (5,822,906) (307,755)
Finance income 110,971 15,668 66,144
Investment income 53,809
Income (loss) from investment in subsidiaries (252,463,079) (35,645,033) 36,821,839 (174,636,729)
Net income (loss) attributable to Nano Labs Ltd (252,823,772) (35,695,959) 31,118,886 (174,944,484)
Net income (loss) (252,823,772) (35,695,959) 31,118,886 (174,944,484)
Other comprehensive income (loss)        
Foreign currency translation adjustment 155,229 21,917 4,566,656 (2,467,327)
Total comprehensive income (loss) attributable to Nano Labs Ltd ¥ (252,668,543) $ (35,674,042) ¥ 35,685,542 ¥ (177,411,811)