Eu Yan Sang (1912-1995), Chinese-American physicist, Nobel laureate

Eu Yan Sang (Eu Yan Sang) is a long-established pharmaceutical company in Singapore, founded in 1879, which mainly manufactures and sells proprietary Chinese medicines as well as Chinese herbal medicines, with products such as Gold Medal Pak Fung Pills, Rock Sugar Bird's Nest, Monkey Jujubes Bulletin, Bao Ying Dan, and Seven Star Tea, etc. Eu Yan Sang is one of the leading pharmaceutical companies in Singapore.