English Wikipedia has an article on: <span class="searchmatch">GB</span> <span class="searchmatch">18030</span> Wikipedia...
This page lists the characters in the <span class="searchmatch">Private</span> <span class="searchmatch">Use</span> <span class="searchmatch">Area</span> block of the <span class="searchmatch">Unicode</span> standard (version 16.0), which covers 6,400 code points from U+E000 to U+F8FF...