Hong has joined Tin Nghia since 1993. He has been in charge of various positions, i.e. Trade Manager,  Director of Tin Nghia Brick and Tile Factory; Director of Tin Nghia Building Materials Company Limited; Deputy Director of Nhon Trach 3 IP Company., Ltd; Vice Director & Head of Tin Nghia Industrial Park Management, Director of Nhon Trach Investment Joint Stock Company, Deputy General Director of Tin Nghia Corporation.

Since January, 2021 Hong was appointed General Director of Tin Nghia Corporation. At the 2021 Annual General Meeting of Shareholders of Tin Nghia Corporation, Hong was elected to the BOD for the second term (2021-2026), hold the position as BOD member & CEO.