The CY operation workforce-oriented managed by manual because of unprecedented computerized system. But existing on-dock service which needed lots of workforce could not handle as much as the number of handling container has been rapidly increasing. Therefore, there needed earnestly the computerization of on-dock service system. But there was a lack of research material even though terminal operators has collected and adapted each shipping company's requirements whenever inviting new shipping companies. This paper organizes the on-dock operation procedure as well as the on-dock system. By this study, Also, the improved quality of on-dock service would be expected and the shipping companies needs would be reflected more promptly when inducing new shipping companies.