It is Indonesia. See https://observers.france24.com/en/20200204-china-debunked-co... for the details. There are signs that are definitely not chinese. You can see them clearly in the original higher quality video https://www.youtube.com/watch?v=bDvXy6YlPOc

The lack of hijabs is due that it is recorded in the North Sulawesi province of Indonesia, where the majority is christian.