[FORM 10-K (Mark One) ý For the fiscal year ended August 31, 2013 OR o For the transition period from to SemiLEDs Corporation Delaware 20-2735523 3F, No. 11 Ke Jung Rd., Chu-Nan Site, 350 +886-37-586788 Title of each class Name of each exchange on which registered Common stock, par value $0.0000056 per share The NASDAQ Global Select Market None o] [List of Subsidiaries Name Jurisdiction of Percentage of Majority Owned Subsidiaries: SemiLEDs Optoelectronics Co., Ltd. Taiwan 100 % Helios Crew Corporation Delaware 100 % Silicon Base Development, Inc. Taiwan 100 % SemiLEDs International Corporation Ltd. Hong Kong 100 % Ning Xiang Technology Co., Ltd. Taiwan 87] [Consent of Independent Registered Public Accounting Firm The Board of Directors and Stockholders SemiLEDs Corporation: We consent to the incorporation by reference in the registration statement (No. 333-171107) on Form S-8 of SemiLEDs Corporation of our report dated November 26 , 201 3 with respect to the consolidated balance sheet s of SemiLEDs Corporation and subsidiaries as of August 31,] [Consent of Independent Registered Public Accounting Firm The Board of Directors and Shareholders Xurui Guangdian Co., Ltd.: We consent to the incorporation by reference in the registration statement (No. 333-171107) on Form S-8 of SemiLEDs Corporation of our report dated November 20, 2012, with respect to the balance sheet of Xurui Guangdian Co., Ltd. as of August 31, 2012, and] [CERTIFICATION OF CHIEF EXECUTIVE OFFICER OF THE SARBANES-OXLEY ACT OF 2002 I, Trung Tri Doan, certify that: 1. 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] [CERTIFICATION OF CHIEF FINANCIAL OFFICER OF THE SARBANES-OXLEY ACT OF 2002 I, Timothy Lin, certify that: 1. 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] [CERTIFICATION SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 (1) (2) Dated: Novemb er 26 , 201 3 EX-32.1 7 a2217529zex-32_1.htm EX-32.1] [CERTIFICATION SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 (1) (2) Dated: Novemb er 26 , 201 3 EX-32.2 8 a2217529zex-32_2.htm EX-32.2]