On 5 February 2006, Chew was installed as the 3rd Archbishop of the Province of the Anglican Church in South East Asia as Datuk Yong Ping Chung, the Bishop of the Anglican Diocese of Sabah has reached retirement age. Representatives of Rowan Williams, Archbishop of Canterbury (including Jonathan Gledhill, Bishop of Lichfield); Nicholas Chia, Roman Catholic Archbishop of Singapore; Robert M. Solomon, Bishop of the Methodist Church in Singapore; and Ong Chit Chung, Member of Parliament of Jurong GRC were present at the occasion.