Facts: - years active: 1974 - present - birth name: '' ' pham thi thu huyen '' ' - spouse: hoang 2014 - present -rrb- anh tu -lrb- 1997 - 2010 -rrb- -lrb- - birth date: 1969 - name: thanh thanh hien - image size: 222px - parents: kim thoa -lrb- mother -rrb- - birth place: ha noi , - occupation: vocalist Based on these bullet points, write a short biography describing the life of thanh thanh hien .
A:
thanh thanh hien -lrb- born in 1969 -rrb- is vietnamese vocalist of cai luong .