Claim: Belinda Charles served as a principal at Bukit Batok Secondary School, a government secondary school in Bukit Batok in the western part of Singapore, from 1986 to 1990; followed by Lim Lai Chuan	from 1990 to 1997.
Evidence: Belinda Charles 1986 - 1990 Bukit Batok Secondary School is a government secondary school in Bukit Batok in the western part of Singapore. Lim Lai Chuan 1990 - 1997