UNITED STATES
SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANTTO RULE 13a-16 OR 15d-16 UNDER

THE SECURITIES EXCHANGE ACT OF 1934

For the month of August 2025

Commission File Number: 001-41426

Nano Labs Ltd

(Exact name of registrant as specified in its charter)

China Yuangu Hanggang Technology Building

509 Qianjiang Road, Shangcheng District,

Hangzhou, Zhejiang, 310000

People’s Republic of China

(Address of principal executive office)

Indicate by check mark whether the registrantfiles or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F ☒         Form40-F ☐

EXPLANATORY NOTE

Thedocument attached as Exhibit 99.1 to this report on Form 6-K is hereby incorporated by referenceinto the Company’s Registration Statement on Form F-3, as amended, initially filed with the U.S. Securities andExchange Commission on August 14, 2023 (Registration No. 333-273968) and the Company's Registration Statement on Form F-3, as amended, initially filed with the U.S. Securities and Exchange Commission onAugust 4, 2025 (Registration No. 333-289211) andshall be a part thereof from the date on which this current report is furnished, to the extent not superseded by documents or reportssubsequently filed or furnished.

SIGNATURES

Pursuant to the requirementsof the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereuntoduly authorized.

EXHIBIT INDEX

3

Exhibit 99.1

Kyrgyz Republic Approved to Proceed withNano Labs’ CNH-Pegged Stablecoin Initiative

HONG KONG, August4, 2025 (GLOBE NEWSWIRE) – Nano Labs Ltd (Nasdaq: NA) (“we,” the “Company” or “Nano Labs”),a leading Web 3.0 infrastructure and product solution provider in China, today announced receipt of approval from the Kyrgyz Republicto proceed with its proposal (the “Proposal”) to issue a stablecoin pegged to the offshore Chinese Yuan (CNH) within thecountry.

According to an official letter from both theNational Investment Agency under the President of the Kyrgyz Republic and the National Council for the Development of Virtual Assets andBlockchain Technologies under the President of the Kyrgyz Republic, the Proposal has been reviewed by senior authorities within the PresidentialAdministration and has received clearance to proceed.

The stablecoin project (the “Project”)aims to support the growing trade and economic cooperation between China and Kyrgyzstan-facilitate cross-border settlements, expand investmentopportunities, and increase transparency of operations in the digital financial space.

In line with recommendations from the Kyrgyz authorities,Nano Labs will submit a comprehensive white paper and key technical documentation. The Company will continue to collaborate closely withall relevant stakeholders to ensure the Project’s steady and compliant execution.

Concurrently, Nano Labs announced its decisionto formally forgo plans to apply for an HKD- or CNH-pegged stablecoin project in the Hong Kong SAR. The Company will instead redirect itsresources toward developing stablecoin initiatives in Belt and Road countries.

About Nano Labs Ltd

Nano Labs Ltd is a leading Web 3.0 infrastructureand product solution provider in China. Nano Labs is committed to the development of high throughput computing (“HTC”) chipsand high performance computing (“HPC”) chips. Nano Labs has built a comprehensive flow processing unit (“FPU”)architecture which offers solution that integrates the features of both HTC and HPC. In addition, Nano Labs has actively positioned itselfin the digital assets space, adopting BNB as its primary reserve asset. It has reserved in mainstream digital currencies including BNBand BTC, and established an integrated platform covering multiple business verticals, including HTC solutions and HPC solutions*. Formore information, please visit the Company’s website at: ir.nano.cn.

*  According to an industry report preparedby Frost & Sullivan.

Forward-Looking Statements

This press release contains forward-lookingstatements within the meaning of Section 21E of the Securities Exchange Act of 1934, as amended, and as defined in theU.S. Private Securities Litigation Reform Act of 1995. These forward-looking statements include, without limitation, the Company’splan to appeal the Staff’s determination, which can be identified by terminology such as “may,” “will,”“expect,” “anticipate,” “aim,” “estimate,” “intend,” “plan,” “believe,”“potential,” “continue,” “is/are likely to” or other similar expressions. Such statements are basedupon management’s current expectations and current market and operating conditions, and relate to events that involve known or unknownrisks, uncertainties and other factors, all of which are difficult to predict and many of which are beyond the Company’s control,which may cause the Company’s actual results, performance or achievements to differ materially from those in the forward-lookingstatements. Further information regarding these and other risks, uncertainties or factors is included in the Company’s filings withthe Securities and Exchange Commission. The Company does not undertake any obligation to update any forward-looking statement as a resultof new information, future events or otherwise, except as required under law.

For investor inquiries, please contact:

Nano Labs Ltd
ir@nano.cn

Ascent Investor Relations LLC
Tina Xiao
Phone: +1-646-932-7242
Email: investors@ascent-ir.com