Your editing is very cool. But all Chinese official departments have decided to use "procuratorate", like "Supreme People's Procuratorate" (See English in the banner in its website:
[link]
Also, please search in
[link]
Put "People's Procuratorate" into the search textbox, you will find many such usages. For example:
[link]
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PS. Regarding the usage "appeal against":
Typically we have such examples:
1) appeal a decision to a higher court
2) He appealed against the judge's decision.
So I think both "appeal" and "appeal against" are the same.