[6] Chng’s work was included in the Sculpture in Singapore exhibition at the National Museum Art Gallery in 1991, alongside artists such as Tang Da Wu, Ng Eng Teng and Han Sai Por.
[2][8][9] It may also be seen as being part of a larger shift in Singapore towards socially engaged art, which has most often been discussed with respect to The Artists Village.
Having worked as a medical doctor for several years, Chng’s art practice had now focussed on biology and histology.
[14] In 1998, Chng held a solo exhibition at The Substation titled Biotechnics, which looked at medical science and technology and provided early commentary on the development of Artificial Intelligence.
[16] In 2023, Chng's Sin of Apathy (1991) was re-staged at the National Gallery Singapore exhibition, See Me, See You: Early Video Installation of Southeast Asia.