Alltronics Holdings Limited — M&A Activity 2014

May 12, 2014

Hong Kong Exchanges and Clearing Limited and The Stock Exchange of Hong Kong Limited take no responsibility for the contents of this announcement, make no representation as to its accuracy or completeness and expressly disclaim any liability whatsoever for any loss howsoever arising from or in reliance upon the whole or any part of the contents of this announcement.

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ALLTRONICS HOLDINGS LIMITED 華訊股份有限公司

(Incorporated in the Cayman Islands with limited liability)

(Stock Code: 833)

ANNOUNCEMENT UPDATE ON THE POSSIBLE ACQUISITION PURSUANT TO RULE 3.7 OF THE TAKEOVERS CODES

This announcement is made by Alltronics Holdings Limited (the “ Company ”) pursuant to Rule 3.7 of The Codes on Takeovers and Mergers (the “ Takeovers Codes ”).

References are made to the announcements of the Company dated 10 December 2013, 12 December 2013, 13 January 2014, 12 February 2014, 12 March 2014 and 11 April 2014 in relation to the Possible Acquisition (the “ Announcements ”). Unless otherwise specified, capitalized terms used herein shall have the same meanings as those defined in the Announcements.

The Board wishes to inform the Shareholders and potential investors that, as advised by Mr. Lam, the chairman, executive director and the controlling Shareholder, as at the date of this announcement, the negotiation with the Potential Purchaser is still in progress.

Other than the MOU, no further or other memorandum or agreement, legally binding or non-legally binding, has been entered into among Mr. Lam and the Potential Purchaser in respect of the Possible Acquisition.

Further announcement(s) setting out the progress of the Possible Acquisition will be made as and when necessary in accordance with the Listing Rules and the Takeovers Codes and on a monthly basis until an announcement of a firm intention to make an offer under Rule 3.5 of the Takeovers Codes or of a decision not to proceed with the Possible Acquisition is made.

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WARNINGS: As at the date of this announcement, no formal agreement in relation to the Possible Acquisition has been entered and there is no assurance that any transaction mentioned in this announcement will materialize. Shareholders and potential investors are urged to exercise extreme caution when dealing in the Shares.

By Order of the Board Alltronics Holdings Limited Lam Yin Kee

Chairman

Hong Kong, 12 May 2014

As at the date of this announcement, Mr. Lam Yin Kee, Ms. Yeung Po Wah, Mr. So Kin Hung and Mr. Lam Chee Tai, Eric are the executive directors of the Company, Mr. Fan, William Chung Yue is the non-executive director of the Company, and Mr. Pang Kwong Wah, Mr. Leung Kam Wah and Mr. Yau Ming Kim, Robert are the independent non-executive directors of the Company.

All the directors of the Company jointly and severally accept full responsibility for the accuracy of the information contained in this announcement and confirm, having made all reasonable inquiries, that to the best of their knowledge, opinions expressed in this announcement have been arrived at after due and careful consideration and there are no other facts not contained in this announcement, the omission of which would make any statement in this announcement misleading.

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