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EXHIBIT 31.1RULE 13A-14(A)/15D-14(A)
CERTIFICATION

I, Leo Shi Young, certify that:

(1) I have reviewed this report on Form 10-QSB/A of Solar
Enertech Corp. (the Small Business Issuer).

(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
in order 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
Small Business Issuer as of, and for, the periods presented in this report.

(4) The Small Business Issuers other certifying officer and I
are responsible for establishing and maintaining disclosure controls and
procedures (as defined in the Securities Exchange Act of 1934 (the Exchange
Act), Rules 13a-15(e) and 15d-15(e)) for the Small Business Issuer 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 Small Business Issuer,
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) Evaluated the effectiveness of the Small Business Issuer 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

(c) Disclosed in this report any change in the Small Business
Issuers internal control over financial reporting that occurred during the
Small Business Issuers most recent fiscal quarter that has materially affected,
or is reasonably likely to materially affect, the Small Business Issuer's
internal control over financial reporting; and

(5) The Small Business Issuers other certifying officer and I
have disclosed, based on our most recent evaluation of internal control over
financial reporting, to the Small Business Issuers auditors and the audit
committee of the Small Business Issuer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 Small Business Issuer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 Small Business
Issuers internal control over financial reporting.

|Date: July 3, 2007 | By: | /s/ Leo Shi Young                                    
|------------------ | --- | -----------------------------------------------------
|                   |     |                                                      
|                   |     | Leo Shi Young                                        
|                   |     | President and CEO - Principal
      Executive Officer

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