Tokyo Electron Limited announced that at the Board of Directors held on May 12, 2017, the company resolved the following change in Representative Director effective on June 20, 2017. Tetsuo Tsuneishi appointed as Representative Director, Chairman of the Board from the previous position of Chairman of the Board and Sadao Sasaki appointed as Member of the Board, EVP & General Manager, Development & Production 1st Division from the previous position of Representative Director, EVP & General Manager, Development & Production Division. Effective date is on June 1, 2017.