Liow Tiong Lai
Ong Ka Chuan (; born 29 May 1954) is a Malaysian politician and was the Member of Parliament for Tanjung Malim, Perak from March 2008 to May 2018. Ong was the secretary-general for twice for the Malaysian Chinese Association (MCA), a component party of the Barisan Nasional coalition. The first time he was elected by the 7th MCA President Ong Ka Ting who is also his younger brother on 30 August 2005 and the second time by the 10th MCA President Liow Tiong Lai on 2 January 2014.