CheonBo Management System
The design of the TOP PAGE has been changed according to the improvement of the site. However, there are cases where the design of the site may collapse caused by the data remaining on the computer, so please take the following measures.
Click the icon ... > Settings > Privacy, search and services > Clear Browsing Data and click Choose what to clear
Click the icon ︙ > More tools > Clear browsing data > ‘All time’ and ‘Cached images and files’ check, Click ‘Clear data’
Normal display of TOP PAGE