Abstract: Adolescence is an important period across the whole life- cycle. Investments in adolescent health bring a triple dividend of health benefits. However, adolescence still confront many severe health problems, and adolescents experience many barriers to receive quality health-care services. Recently, international organizations have introduced many guidelines and reports responding many of the problems and behaviours that undermine adolescents' health. This article illustrates a state-of-the-art overview of some core areas about four guidelines or reports. It also analyzes the status of interventions on improving adolescent health in China to provide some advices on planning, implementing, monitoring and evaluating national actions for the health of adolescents.