Cross-border e-commerce becomes more and more popular and general. The foci of researches in e-commerce have moved from domestic towards to global market. Yet, most of extant literatures are from buyer’s perspective, whereas sellers are also important in the success of cross-border e-commerce. In this study, we are aiming to identify the elements of the success of cross-border e-commerce and the relationship with trust and intention to use from seller’s perspective. To do so, we apply a mixed method to accomplish this research. We have identified the key factors which sellers are concerned about, and why they engage in cross-border e-commerce. In addition, we have developed new dimensions with associated items for system quality, service quality, perceived benefit and perceived cost in the context of cross-border e-commerce. The theoretical contributions and practical contributions have been discussed lastly.