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This website is based on the design principle of accessibility and uses keyboard shortcuts to strengthen the browsing convenience.The following keys are set as the Access keys ( or speed keys) of this website.
Shift+Alt+M:The top of the main menu functional area.
Shift+Alt+L:Verticle menu of the website.
Shift+Alt+C:Main content area shows the content of each page.
Shift+Alt+S:Search box in every page for searching this site.