Sumitomo Metal Mining Co., Ltd. announced executive changes. Nobuhiro Matsumoto appointed as Director. Harumasa Kurokawa appointed as Adviser from Director, Senior Managing Executive Officer, Qualified Executive, General Manager of Battery Materials Div., General Manager of Battery Materials Project Dept., Battery Materials Div. Hiroyuki Asai appointed as Senior Managing Executive Officer from Managing Executive Officer. Atsushi Idegami appointed as Managing Executive Officer, General Manager of Technology Div. from Executive Officer, General Manager of Advanced Materials Div. Fumikazu Oshita appointed as General Manager of Advanced Materials Div. from Senior Deputy General Manager of Advanced Materials Div. Isao Abe appointed as General Manager of Battery Materials Div. from Senior Deputy General Manager of Battery Materials Div. Toru Higo appointed as Executive Officer, Senior Deputy General Manager of Non-Ferrous Metals Div. from President of Sumitomo Metal Mining Philippine Holdings Corporation. Masaru Tani appointed as Executive Officer, Qualified Executive, Senior Deputy General Manager of Mineral Resources Div. Hitofumi Okubo appointed as Executive Officer, Qualified Executive, Senior Deputy General Manager of Engineering Div. Koji Sakamoto appointed as Executive Officer, Qualified Executive, Senior Deputy General Manager of Battery Materials Div., General Manager of Battery Materials Project Dept., Battery Materials Div. Shuichi Ogasawara appointed as Executive Officer, Qualified Executive, Senior Deputy General Manager of Technology Div., General Manager of Planning & Administration Dept., Technology Div. from General Manager of Package Materials Business Unit., Advanced Materials Div. Masaki Imamura appointed as Adviser from Managing Executive Officer, Qualified Executive, General Manager of Technology Div. Masahiro Kamiya appointed as President of Sumitomo Metal Mining Philippine Holdings Corporation from Executive Officer, Senior Deputy General Manager of Non-Ferrous Metals Div., General Manager of Copper & Precious Metals Raw Materials Dept., Non-Ferrous Metals Div. Date of Changes will be June 25, 2019.