Adrian Tan Cheng Bock is a Singaporean politician and medical doctor. A former member of the governing People's Action Party (PAP), he was the Member of Parliament (MP) for Ayer Rajah SMC between 1980 and 2006. After leaving the PAP, Tan founded the Progress Singapore Party (PSP), serving as secretary-general between 2019 and 2021 and as chairman since 2021.
A bumper sticker produced by Tan for his presidential bid
Tan Cheng Bock at the Nomination Centre.
The Progress Singapore Party is an opposition political party in Singapore and is currently one of the three contemporary political parties represented in Parliament, alongside the governing People's Action Party (PAP) and opposition Workers' Party (WP).
The Progress Singapore Party headquarters on the 14th floor of the Bukit Timah Shopping Centre