6-K

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16 UNDER

THE SECURITIES EXCHANGE ACT OF 1934

For the month of January 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 offices)

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

Form 20-F ☒ Form 40-F ☐

EXPLANATORY NOTE

The document attached as exhibit 99.1 to this Form 6-K is hereby incorporated by reference into the Registrant’s Registration Statement on Form F-3 initially filed with the U.S. Securities and Exchange Commission on August 14, 2023 (Registration No. 333-273968) and shall be a part thereof from the date on which this current report is furnished, to the extent not superseded by documents or reports subsequently filed or furnished.

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SIGNATURES

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

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EXHIBIT INDEX

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Exhibit 99.1

Nano Labs Invests in AI ASIC Chip Startup, Collaboratingwith DeepSeek to Drive the Future of AI Technology

HONG KONG, Jan. 28, 2025 /PRNewswire/ -- Nano Labs Ltd (Nasdaq: NA) (“we,” the “Company,” or “Nano Labs”), a leading fabless integrated circuit design company and product solution provider in China, today announced its strategic investment in Hangzhou Weiheng Technology Co., Ltd. (“Weiheng Technology”), obtaining a 5% stake in the company. Weiheng Technology is engaged in the development of AI focused ASIC compute-storage chips for edge and endpoint computing as well as applications for large AI models, and its products can be integrated with DeepSeek’s latest large models.

Dr. Jianping Kong, Chairman and CEO of Nano Labs, commented, “The evolution toward cost-performance optimization and practical deployment is expected to accelerate the adoption of AI models across industries such as consumer electronics, embodied intelligence, and intelligent vehicles, propelling the sector toward smarter and more efficient solutions. Looking ahead to 2025, AI technology is poised to spark a new wave of applications in endpoint computing, unlocking vast market potential. With its innovative technologies, our invested startup is well-positioned to thrive in this wave, seize greater opportunities, and continue driving global technological progress.”

About Nano Labs Ltd

Nano Labs Ltd is a leading fabless integrated circuit (“IC”) design company and product solution provider in China. Nano Labs is committed to the development of high throughput computing (“HTC”) chips, high performance computing (“HPC”) chips, distributed computing and storage solutions, smart network interface cards (“NICs”) vision computing chips and distributed rendering. Nano Labs has built a comprehensive flow processing unit (“FPU”) architecture which offers solution that integrates the features of both HTC and HPC. Nano Lab’s Cuckoo series are one of the first near-memory HTC chips available in the market*. For more information, please visit the Company’s website at: https://ir.nano.cn/.

Forward-Looking Statements

This press release contains forward-looking statements within themeaning of Section 21E of the Securities Exchange Act of 1934, as amended, and as defined in the U.S. Private Securities Litigation ReformAct of 1995. These forward-looking statements include, without limitation, the Company’s plan to appeal the Staff’s determination, whichcan be identified by terminology such as “may,” “will,” “expect,” “anticipate,” “aim,”“estimate,” “intend,” “plan,” “believe,” “potential,” “continue,” “is/arelikely to” or other similar expressions. Such statements are based upon management’s current expectations and current market andoperating conditions, and relate to events that involve known or unknown risks, uncertainties and other factors, all of which are difficultto predict and many of which are beyond the Company’s control, which may cause the Company’s actual results, performance or achievementsto differ materially from those in the forward-looking statements. Further information regarding these and other risks, uncertaintiesor factors is included in the Company’s filings with the Securities and Exchange Commission. The Company does not undertake any obligationto update any forward-looking statement as a result of new information, future events or otherwise, except as required under law.

For investor inquiries, please contact:

Nano Labs Ltd

[email protected]

Ascent Investor Relations LLC

Tina Xiao

Phone: +1-646-932-7242

Email: [email protected]