Where was The First Frost filmed?
2025 Chinese TV series
The First Frost (2025–) was filmed in Chongqing, 1 place named in its Wikipedia article's Production section, in China. 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 Wikipedia's Production section
Wikipedia’s Production section names 1 place. Each links to the sentence that says so.