The Board of Directors of China Yunnan Tin Minerals Group Company Limited announces that Mr. Jimmy Siu has resigned as Company Secretary and Authorised Representative of the company with effect from February 23, 2012. The Board announced that Mr. Mok Wai Lung, Kenneth has been appointed as the Company Secretary and Authorized Representative with effect from February 23, 2012. Mr. Mok has over eight years of experience in accounting and auditing.