Lau was in the civil service since 2006, and was posted to six different positions, including being the deputy secretary for Ministry of Health before resigning on 1 April 2025. During the
2025 general election, Lau was announced to contest
Ang Mo Kio Group Representation Constituency (GRC), led by
Senior Minister Lee Hsien Loong. The team contested Ang Mo Kio GRC against
People's Power Party (PPP) and new party
Singapore United Party (SUP) in a three way contest and the team won the contest with almost 79 percent of the vote with the other two parties receiving around 10 percent each. == Personal life ==