Specifically, Bing-Su or Korean snow ice has recently entered Thai market yet the popularity was beyond expectation especially for group of teenagers It is mainly due to the fact that Thailand is situated in tropical area, making Bing-Su quickly become popularity all over the country including Bangkok and Hatyai, Songkhla. Therefore, researchers chose to study the influencing factors that affect teenager’s decision making for Bing-Su consumption in Hatyai.