President of the Singapore Watercolor Society from 1991 to 2001
A winner nine awards from the American Watercolor Society (AWS)
Painting auctioned in June 2017 at Sotheby’s Hong Kong for $95,457.00
His collectors include Queen Elizabeth II of England, the Prime Minister of the People's Republic Of China, the Secretary-General of the United Nations, President of the Republic of Korea, Prime Minister of the Kingdom of Thailand, the President of the Republic of the Philippines, etc.
Ong Kim Seng’s works have been published in eight books in America and China.
Ong Kim Seng
A winner the 1st International Watercolor Biennale Hamyang, Korea 2021