Parent-Only Financial Statements - Schedule of Condensed Balance Sheets (Details) - Parent [Member] |
Dec. 31, 2025
CNY (¥)
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Dec. 31, 2025
USD ($)
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Dec. 31, 2024
CNY (¥)
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|---|---|---|---|
| ASSETS/(LIABILITIES) | |||
| Cash and cash equivalents | ¥ 42,095 | $ 5,989 | ¥ 2,227,649 |
| Short-term investments | 26,214,992 | 3,729,654 | |
| Prepayments | 891 | ||
| Due from intercompany | 1,160,984,732 | 165,175,383 | 814,547,651 |
| Investment in subsidiaries | (438,947,877) | (62,449,903) | (585,987,070) |
| TOTAL ASSETS | 748,293,942 | 106,461,123 | 230,789,121 |
| Shareholders’ equity (deficit): | |||
| Treasury shares | (1,666,859) | (237,147) | |
| Additional paid-in capital | 1,180,196,429 | 167,908,666 | 780,499,664 |
| Accumulated deficit | (429,752,701) | (61,141,689) | (565,218,741) |
| Statutory reserves | 6,647,109 | 945,696 | 6,647,109 |
| Accumulated other comprehensive income (loss) | (7,450,495) | (1,059,995) | 8,647,353 |
| Total Nano Labs Ltd shareholders’ equity | 748,293,942 | 106,461,123 | 230,789,121 |
| Class A Ordinary Shares [Member] | |||
| Shareholders’ equity (deficit): | |||
| Ordinary shares, value | 283,565 | 40,343 | 176,842 |
| Class B Ordinary Shares [Member] | |||
| Shareholders’ equity (deficit): | |||
| Ordinary shares, value | ¥ 36,894 | $ 5,249 | ¥ 36,894 |
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- Definition Due from intercompany. No definition available.
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- Definition Investment in subsidiaries. No definition available.
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- Definition Amount, after tax, of accumulated increase (decrease) in equity from transaction and other event and circumstance from nonowner source. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Value received from shareholders in common stock-related transactions that are in excess of par value or stated value and amounts received from other stock-related transactions. Includes only common stock transactions (excludes preferred stock transactions). May be called contributed capital, capital in excess of par, capital surplus, or paid-in capital. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount of net assets (liabilities). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Aggregate par or stated value of issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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| X | ||||||||||
- Definition Amount of asset related to consideration paid in advance for costs that provide economic benefits within a future period of one year or the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Amount of accumulated undistributed earnings (deficit). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of investments including trading securities, available-for-sale securities, held-to-maturity securities, and short-term investments classified as other and current. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition The amount of statutory capital and surplus (stockholders' equity) as of the balance sheet date using prescribed or permitted statutory accounting practices (rather than GAAP, if different) of the state or country. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Amount of equity (deficit) attributable to parent. Excludes temporary equity and equity attributable to noncontrolling interest. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition The amount allocated to treasury stock. Treasury stock is common and preferred shares of an entity that were issued, repurchased by the entity, and are held in its treasury. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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