Hong Kong Supplementary Character Set
The Hong Kong Supplementary Character Set ( ; commonly abbreviated to HKSCS ) is a set of Chinese characters – 4 , 702 in total in the initial release—used in Cantonese , as well as when writing the names of some places in Hong Kong ( whether in written Cantonese or standard written Chinese sentences ) . 
<triplet> Cantonese <subj> Chinese character <obj> writing system