Pursuant to Section 302 of the Sarbanes-Oxley
Act of 2002
I, Bing Chen, certify that:
1.
I
have reviewed this annual report on Form 20-F of Nano Labs Ltd;
2.
Based
on my knowledge, this report does not contain any untrue statement of a material fact or
omit to state a material fact necessary to make the statements made, in light of the circumstances
under which such statements were made, not misleading with respect to the period covered
by this report;
3.
Based
on my knowledge, the financial statements, and other financial information included in this
report, fairly present in all material respects the financial condition, results of operations
and cash flows of the company as of, and for, the periods presented in this report;
4.The
company’s
other certifying officer and I are responsible for establishing and maintaining disclosure
controls and procedures (as defined in Exchange Act Rules 13a-15(e) and 15d-15(e)) and internal
control over financial reporting (as defined in Exchange Act Rules 13a-15(f) and 15d-15(f))
for the company and have:
(a)
Designed
such disclosure controls and procedures, or caused such disclosure controls and procedures
to be designed under our supervision, to ensure that material information relating to the
company, including its consolidated subsidiaries, is made known to us by others within those
entities, particularly during the period in which this report is being prepared;
(b)
[Reserved];
(c)
Evaluated
the effectiveness of the company’s disclosure controls and procedures and presented
in this report our conclusions about the effectiveness of the disclosure controls and procedures,
as of the end of the period covered by this report based on such evaluation; and
(d)
Disclosed
in this report any change in the company’s internal control over financial reporting
that occurred during the period covered by the annual report that has materially affected,
or is reasonably likely to materially affect, the company’s internal control over financial
reporting; and
5.
The
company’s other certifying officer and I have disclosed, based on our most recent evaluation
of internal control over financial reporting, to the company’s auditors and the audit
committee of the company’s board of directors (or persons performing the equivalent
functions):
(a)
All
significant deficiencies and material weaknesses in the design or operation of internal control
over financial reporting which are reasonably likely to adversely affect the company’s
ability to record, process, summarize and report financial information; and
(b)
Any
fraud, whether or not material, that involves management or other employees who have a significant
role in the company’s internal control over financial reporting.