Hai Dang Hon Nuoc, formerly known as Hai Dang Vung Moi, is a lighthouse on the waters of Binh Dinh. It has the effect of indicating the location of Ga Go peak in Go Dua range of Tan Phung village, My Tho commune, Phu My district, and at the same time helps ships operating in Binh Dinh waters determine their position, avoid reefs and identify direction