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 and bottom-related information area.
Top-main area, midst-content area and bottom-related information area.
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Accesskey guided as below:
- Alt+ULinks on the top area, there are covering all kinds of languages script and main items.
- Alt+Ccontent 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.
