**EXHIBIT      31.1**

**CERTIFICATION      OF PRESIDENT AND CEO — PRINCIPAL EXECUTIVE OFFICER**

**PURSUANT      TO RULES 13a-14(A) AND 15d-14(A)**

**OF      THE SECURITIES EXCHANGE ACT OF 1934**

| 1. | I                  have reviewed this Form 10-Q for the quarter ended December 31,                  2007 of                  Solar Enertech Corp.; |
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| 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; |
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| 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                  registrant as of, and for, the periods presented in this                  report; |
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| 4. | The                  registrant’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)) for the                  registrant                  and have: |
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|   | 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 registrant, 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; |
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|   | b. | Evaluated                the effectiveness of the registrant’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 |
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|   | c. | Disclosed                in this report any change in the registrant’s internal control over                financial reporting that occurred during the registrant’s most recent                fiscal quarter (the registrant’s fourth fiscal quarter in the case of an                annual report) that has materially affected, or is reasonably likely                to                materially affect, the registrant’s internal control over financial                reporting; and |
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| 5. | The                registrant’s other certifying officer(s) and I have disclosed, based on                our most recent evaluation of internal control over financial reporting,                to the registrant’s auditors and the audit committee of the registrant’s                board of directors (or persons performing the equivalent                functions): |
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|   | a. | All                significant deficiencies and material weaknesses in the design                registrant’s business issuer’s ability to record, process, summarize and                report financial information; and |
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|   | b. | Any                fraud, whether or not material, that involves management or other                employees who have a significant role in the registrant’s internal control                over financial reporting. |
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| Date:                February 7, 2008 | By:                */s/ Leo Shi Young*                                              |
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|                                  | Leo                Shi Young                                                        |
|                                  | President                and CEO — Principal Executive                Officer |

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