The survey of tiger captivity (Panthera tigris) in Vietnam 2011 showed that there are 110 individuals of tiger in captivity included adult and young tigers kept in 11 farms, of those 4 famrs keep tigers for display, tourism with fee
2 farms keep for public display, education, conservation, research and zoo
8 farms keep for breeding
5 farms keep for display only. There are six of ten farms satisfy the animal medical care. Processed 38 of 40 DNA samples collected from 6 farms. Used 18 gens position to identify subspecies.