Obesity is an international public health problem because for obese people, excessive body fat promotes medical consequences and suffers a wide range of serious psychosocial costs. As levels of obesity have risen for Chinese community, this empirical study examined the impacts of unhealthy food advertising and marketing in China. First, this paper reviewed the effect of television advertising for evidence of exposure to food environment. It then analyzed the food television advertising and compared the availability on the level of convenience store. Particular questions were being raised about what type of food were advertised and sold at stores. Are unhealthy foods frequently advertised and found at stores? Research methods including television commercials content analysis and in-store audits were employed. The finding showed that fast food franchise outlets were the most advertised whereas a large proportion of beverages were provided at convenience store. The percentage of television commercial promotion of unhealthy foods was 71% as compared to the incidence of unhealthy food/drink availability accounted for 82.2% at convenience store. The result evidenced that TV food environment and retail status both being contributing to the increased risk for obesity. The objectives of this study were to inform decision makers about the nature of unhealthy products marketing to consumers and to identify practices that might raise policy concerns. Easy access and advertising unhealthy food without correcting any dietary imbalance targeting at overweight and obese consumers should be banned.