Freebsd Chinese mainland official mirror sites can not be used, how to open a new site?

[YKLA]

Freebsd Chinese mainland in all official mirror sites have been unable to open. For example http://ftp.cn.freebsd.org/pub/FreeBSD/


How New freebsd official mirror sites, or third party mirror sites?


I noticed https://www.freebsd.org/doc/en/articles/hubs/mirror-official.html
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5.2. How to become official then?
We are not accepting any new mirrors at this time.
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So how should operate? thank you.