This website is based on the design principle of accessibility and uses keyboard shortcuts to strengthen the browsing convenience. Layout is divided in three areas：
Top-main area, midst-content area, Left-selection area, right-selection area and bottom-related information area.
Accesskey guided as below :
Top-main area, midst-content area, Left-selection area, right-selection area and bottom-related information area.
Accesskey guided as below :
| Alt+U | Links on the top area, there are covering all kinds of languages script and main items. |
| Alt+C | Main content area shows the content of each page. |
If your browser is Firefox, the shortcut keys are used by Shift+Alt+ (fast key letters), for example Shift+Alt+C will jump to the middle of the page, and so on.