 He was one of the promoters of the Eastern United Assurance Corporation Ltd. (EUA), Chinese Commercial Bank (CCB) and Ho Hong Bank (HHB).He founded HHB in January 1917 together with Lim Peng Siang, Dr Lim Boon Keng and others, and served as its secretary and general manager.HHB was the first Straits Chinese institution to enter the field of worldwide banking and established connections with London, New York City, Hong Kong, Shanghai, Batavia and many others, in order to facilitate direct trade between the Chinese in Malaya and people in other parts of the world.