xīn hài
forty-eighth year H12 of the 60 year cycle, e.g. 1971 or 2031
cf 辛亥革命[Xin1 hai4 Ge2 ming4], Xinhai Revolution of 1911
辛
xīn
(of taste) hot or pungent
亥
hài
12th earthly branch: 9-11 p.m., 10th solar month (7th November-6th December), year of the Boar