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This website is built on the principle of accessible web design. The main content of the website is divided into three major blocks:
1.The navigation block above. 2.Central content block. 3.Information area at the bottom

The quick key [Accesskey] of this website is set as follows:

Alt+U:The navigation block above
Alt+C:Central content block, the main content area of this page
Alt+S:Website search
Alt+K:Bottom block below