This website is built according to the principles of accessible web design. The main content of the website is divided into four major areas:
1. Upper functional block, 2. Left navigation block, 3. Central content block, 4. Related link block on the right.
The shortcut key ﹝Accesskey﹞ of this website is set as follows:
Alt+U: The upper functional block includes returning to home page, website navigation, website search, font selection, version selection, etc.
Alt+L: The navigation area on the left is the main menu area of ​​this website.
Alt+C: The central content block is the main content area of ​​this page.