[4]: 112 Lui was active in organising Hong Kong art societies, alongside Chao Shao-an.
[5]: 231 In 1956, he was a founding member of the Hong Kong Chung Kok Chinese Art Club.
[8][4]: 43 Lui was one of those attempting to bring Western modernism into Chinese art, making note of how artists like Franz Kline and Robert Motherwell were inspired by Asian calligraphy.
[3] The paintings make use of philosophical and spiritual symbolism, showing Taoist and Buddhist motifs like the lotus and flames.
[10][11] In 2018, Oxford's Ashmolean Museum hosted an exhibition on Lui, calling him "one of the most significant artists in Hong Kong during the mid-twentieth century".