I would like to correct Shangdi as “a term applied to the supreme deity in Chinese” for precision
While Shangdi has full prior history, if one encounter references to Shangdi outside of China mainland, including Taiwan, Hong Kong, as well as various Chinese dispora in the west, it refers to Christian God - even Catholics, despite officially Catholics use tianzhu. In fact, during my research on face, one article dated from 1926 actually refered Shangdi in manners that only make sense within Christianity.
I don’t know how it is at SEA, however.
He stepped down from CMO by 2265, and served under McCoy as “general physician”