摘要：The authors have developed a cloud real-time single-elimination tournament chart system. The user can easily create a tournament online. Each team can easily sign up in the system. The tournament scheduling can draw online and draw real-time match score. According to the time setting, the system establishes a timetable figure. The users can download this timetable to a client computer and use Microsoft Excel to modify the table number, date and time cells. After the modification has been updated, the users can upload the timetable to the cloud system. Finally, this system enables everyone to watch the tournament charts online. After the match finishes, the computer operator inputs the score of each match. The cloud system will compute the tournament charts and progress to the next event match. This system is a complete cloud real-time single-elimination tournament chart system.