Where was Fight Back to School filmed?
1991 film by Gordon Chan
Fight Back to School (1991) was filmed in Sha Tin College, 1 place named in its Chinese Wikipedia’s article, in Hong Kong. Wikidata records no filming location for it at all, so the article is the only recorded source. Each place says where its claim comes from.
Places per Chinese Wikipedia's article
Chinese Wikipedia’s article names 1 place. Each links to the sentence that says so.