Alpha and Omega Semiconductor Limited announced that its Board of Directors has appointed and promoted Stephen Chang, currently Executive Vice President of Product Line Management, to be the President of AOS, effective January 1, 2021. Stephen Chang will report to Dr. Mike Chang, the Chairman of the Board and Chief Executive Officer of AOS, and manage Sales and Marketing, R&D, Operations and Quality functions. AOS also announced that Dr. Yueh-se Ho will retire as Chief Operating Officer, effective January 1, 2021. Dr. Ho is a co-founder of AOS and has served in a number of leadership positions since AOS’s inception during his career. Dr. Ho will continue to serve as a member of the AOS Board of Directors.