This website is designed in accordance with the principles of “Barrier-Free Web Development Specifications” and provides design methods such as web page anchor points (:::) and keyboard shortcuts (Access Key) in accordance with the standards for barrier-free website design.
The following is a description of how to use keyboard shortcuts (Access Key) on this website:

Alt + U: The top sub-menu function area, move to the top item position of the web page
Alt + C: Main content area, this block presents the main content information of the webpage.
Alt + B: Functional blocks below, including contact information, traffic information, etc.