Please answer the following question: Facts: - native name: 0.1 em - successor: xie xiaoyan liu xianghua - predecessor: sun bigan an huihou - width: 150px - office: chinese ambassador to iran chinese ambassador to lebanon - term end: november 2007 august 2002 - term start: june 2002 december 1998 - birth date: 1945 2 - name: 0.2 em liu zhentang - image: liu zhentang at bisu , 2010.png - birth place: dandong , liaoning - alma mater: beijing international studies university Based on these bullet points, write a short biography describing the life of liu zhentang .
A:
liu zhentang -lrb- born february 1945 -rrb- is a senior chinese diplomat on gulf and middle east affairs .he was chinese ambassador to lebanon from 1998 to 2002 and ambassador to iran from 2002 to 2007 .liu was born in dandong , liaoning in 1945 .he graduated from beijing second foreign language institute with a bachelor degree in arabic studies in 1969 and has been working for the chinese foreign ministry since 1972 .in 2010 , he served as deputy commissioner general for shanghai world expo .in 2012 , he was appointed distinguished professor of the moe arab research center .liu is currently vice chairman of china-iran friendship association , trustee of china-arab friendship association and president of the association of former diplomats of china -lrb- afdc -rrb- .