For example, Telok Ayer and Amoy Street are where the Hokkien congregate; the Teochew have settled by the Singapore River; the Cantonese live in Chinatown; the Hakka live on Upper Cross Street.
Like HYX, even though he is Hokkien broadly speaking, but since he has not used Hinghwa for a long time, there is great difficulty when he uses Hinghwa to communicate.