Thien Do Vietnamese Supernaturalism: Views from the Southern Region 2012 "Đại Nam Nhât Thông Chí does not record what date Mạc Cửu first came to this Cambodian port to develop it and surrounding areas. He offered Hà Tiên province to the Nguyeễn in 1714. See Đại Nam Nhât Thông Chí, vol. 2