How to pronounce 青山公路 in Cantonese (2 out of 3):

青山公路一帶
It's a stretch of the Blue Mountain highway.

Cantonese Sentence Breakdown

hai2
in
青山公路 cing1 saan1 gung1 lou6
Castle Peak Road, a road in Hong Kong,China
一帶 jat1 daai3
region