A cikin tarihin tarihi, sun rayu a kudu maso yammacin China, musamman a Sichuan. Yanzu suna cikin haɗari sosai, tare da manyan mutane biyar kawai a cikin daji: huɗu a Sumatra da ɗaya a Borneo. Adadinsu yana da wuyar tantancewa saboda dabbobi ne masu zaman kansu waɗanda ke warwatse ko'ina cikin yankunansu, amma an kiyasta adadinsu ƙasa da 100. Rayuwar yawan jama'ar Peninsular Malaysia tana cikin shakku, kuma wataƙila ɗayan jama'ar Sumatran sun riga sun ɓace. A cikin 2015, masu bincike sun sanar da cewa rhinoceros na Bornean ya ɓace daga arewacin Borneo (Sabah, Malaysia); duk da haka, an gano ƙaramin yawan jama'a a Gabashin Kalimantan, galibi sun mutu a kudu maso yammacin China, musamman a Sichuan.
gandun daji, da kuma gandun daji a Indiya, Bhutan, Bangladesh, Myanmar, Laos, Thailand, Malaysia, Indonesia, da kuma China