Applying STEM education to primary schools leads to many practical benefits, in line with the trend of general education innovation. The Ministry of Education and Training deployed Official Dispatch 3089/BGDDT-GDTrH dated August 14, 2020 on implementing STEM education in schools at 3 levels: STEM lessons, STEM experiences, STEM scientific and technical research. However, in current reality, the quality of STEM education in primary schools still has many limitations from teachers and administrators. This article reviews and analyzes the current status of STEM education in primary schools in Ho Chi Minh City, thereby developing measures to manage STEM education capacity development activities for primary school teachers to meet the 2018 General Education Program.