Zeng Guoyuan

Zeng Guoyuan (; ; 195316 November 2019), also known as Zeng Guoyan, Thomas Chan Hock Seng and, erroneously, Zeng Guoyung, was a Singaporean businessman, philanthropist, politician, author, and acupuncturist.
He was known for running multiple times in general elections either under the Workers' Party or Independent and for dropping out of the elections in the last minute. He was accused multiple times of sexual harassment by his patients and was sued multiple times.
In 2014, he was diagnosed with terminal melanoma. He was found dead on 16 November 2019 on a balcony in Singapore in a possible act of suicide, aged 66.