Is it correct that the ecological model of health promotion is individual intervention model?

Correct. Intervention mode refers to the individual's intervention behavior and behavior tendency in group activities. Intervention at the individual level: mainly to change individual behavior, and its ways are mainly one-on-one, peer education, training, group discussion and so on. Behavioral intervention mode is an intervention mode guided by the basic principles of behaviorism, which mainly refers to changing individual behavior by manipulating environmental stimuli or behavioral consequences.