The board of directors of Sino-Tech International Holdings Limited announced that Ms. Yu Miu Yee, Iris (Ms. Yu) has tendered her resignation as the company secretary of the Company (the Company Secretary) and will cease to be an authorised representative of the Company (an Authorised Representative) under the Rules Governing the Listing of Securities on The Stock Exchange of Hong Kong Limited (the Stock Exchange) with effect from December 4, 2013. Ms. Yu has confirmed that she has no disagreement with the Board and that there is no matter in relation to her resignation that needs to be brought to the attention of the Stock Exchange or the shareholders of the Company. The Board announced that Mr. Chan Chun Fat (Mr. Chan) has been appointed as the Company Secretary with effect from December 4, 2013.

Mr. Chan is a practising solicitor in Hong Kong. He once served as the Company Secretary during the period from July 1, 2012 to May 14, 2013. Mr. Chan will contact Mr. Huang Hanshui, an executive director of the Board, in relation to the corporate secretarial matters of the Company.

The Board is also announced that Mr. Lim Chuan Yang (Mr. Lim), an executive director of the Board, has been appointed as an Authorised Representative in place of Ms. Yu, with effect from December 4, 2013.