This paper presents some research results on the diversity of the genus Syzygium in the North Central region of Vietnam from January 2022 to December 2023. There are 46 species belonging to Syzygium here; among 42 species that were collected and identified, 04 species were inherited from previous studies, and five species are newly recorded for the plant list of Central region of Vietnam. The stem forms of species are trees or shrubs, trees with 37 species and shrubs with nine species. The number of valuable plant species of the Syzygium is categorized as follows: 44 species supply essential oil (represented 95.65%), 32 species for timber (69.57%), 18 for edible and medicinal plants (39.13%).