In order to satisfy the potential demand of exerting a subtle psychological influence on the people of opponent country in psychological warfare, an idea of psychological suggestion based on video superimposing (PSBOVS) was proposed in this paper. The producing and influencing mechanism of suggestive information was analyzed from the psychology support and video basic. The model of psychological suggestion effect process based on video superimposing was presented. The video modeling and parameter analysis were carried out for information producing while psychology factors were considered. Then, the contents and forms of suggestive information were analyzed from the point of information received, noticed, understood and accepted. PSBOVS can provide the theoretical guidance and decision support on how to encode suggestive information and influence the psychology of people effectively.