On March 16, 2016, Zongfeng Dai resigned as Chief Executive Officer, Principal Executive Officer, President and Secretary and as a member of the Board of Directors of You Han Data Tech Company Ltd. Zongfeng Dai's resignation was not due to any disagreement with the Company on any matter relating to its operations, policies or practices. On March 16, 2016, Meng Hao was appointed as Chief Executive Officer, Principal Executive Officer, President and Secretary and as a member of the Board of Directors. Mr. Hao was employed by Changshu Chang Precious Metals for the last 5 years as an Operations Manager where he was responsible for production and overall exploration.