“The Video Replay Server (LSM) of Comart System co.,” designed to input various camera image from analog cameras to high-speed cameras. Depending on the field of use, conventional analogue image, FHD image and high-speed camera images can be mixed. Moreover it support up to 18 models can be input signal at the same time. In addition, the video input of the camera doss not depend on the wired and wireless, it can be designed to suit any hybrid system configuration. 1. Video reading service is... - It is a service that provides a video that can be the basis for refereeing by filming and checking moments that are difficult to judge with the human eye during a sports game. 2. Necessity of video reading service. - Ensuring fairness in judging judges. - Provide clear grounds for judgment and attractions to the audience and viewers. - Establish fairness in the operation of sports events to revitalize the event.