EXHIBIT
31.1






CERTIFICATION
OF CHIEF EXECUTIVE OFFICER PURSUANT TO






SECTION
302 OF THE SARBANES-OXLEY ACT






I,
Chien Chih Liu hereby certifythat:






(1) I
have reviewed this amended
quarterly report of Rotoblock Corporation;






(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 Rotoblock Corporation as of,
and for, the periods presented in this report;






(4)
Rotoblock Corporation's other certifying officer(s) 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 controls over
financial reporting as defined in Exchange Act Rules 13a-15(f) and 15d-15(f) for
Rotoblock Corporation:






(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 Rotoblock Corporation, 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)
Designed such internal control over financial reporting, or caused such internal
control over financial reporting to be designed under our supervision, to
provide reasonable assurance regarding the reliability of financial reporting
and the preparation of financial statements for external purposes in accordance
with generally accepted accounting principles;






(c) Evaluated
the effectiveness of Rotoblock Corporation'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 Rotoblock Corporation's internal control over
financial reporting that occurred during Rotoblock Corporation's most recent
fiscal quarter (Rotoblock Corporation's fourth fiscal quarter in the case of an
annual report) that has materially affected, or is reasonably likely to
materially affect, Rotoblock Corporation's internal control over financial
reporting; and






(5)
Rotoblock Corporation's other certifying officer(s) and I have disclosed, based
on our most recent evaluation of internal control over financial reporting, to
Rotoblock Corporation's auditors and the audit committee of Rotoblock
Corporation'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 Rotoblock Corporation'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 Rotoblock Corporation's internal control over
financial reporting.






Dated:
March 24, 2010




ROTOBLOCK
CORPORATION




/s/
Chien Chih Liu


By: Chien
Chih Liu, Chief Executive Officer