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    • This website is based on the design principle of accessibility and uses keyboard shortcuts to strengthen the browsing convenience Layout is divided in 4 areas:
    • 1. the main menu zone at the top、2. Main content area shows the content of each page.、3. Links on the Left area.、4. Bottom Link area.
    • The following keys are set as the Access keys ( or speed keys) of this website.:
    • Alt+U:Upper block, containing the links to the services of this site, search box, font size setting and versions of this site.
    • Alt+C:The middle content zone in which contents of all web pages are exhibited.
    • Alt+L:the menu zone on the left side
    • Alt+Z:Bottom Link area.
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