probably not; seems like "extremely rural" but not fully self-enclosed like "Shing Mun" and "Tuen Chek".

similar vibes also see "Lion Rock" where it's also "extremely rural" but still not fully self-enclosed.

ref https://www.oasistrek.com/fa_peng_teng.php ; the BBI is mentioned as some place which can be walked away to trivially reach the wilderness.