Site Navigation
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- This website is built following web accessibility design principles. The main
content is divided into four major sections:
- Top function area
- Central content area
- Bottom menu link area
- The access keys (Accesskey) for this website are set as follows:
- Alt+U：Jump to the link area, which lists the main links of this website.
- Alt+C：Central content area, which is the main content area of this page.
- Alt+Z：Footer website information.