Sai Tso Wan, Kowloon

Sai Tso Wan is an area near Kwun Tong in Kowloon, Hong Kong.

History
At the end of the 18th century, Hakka settled into the Cha Kwo Ling area, and quarrying became their main occupation. By that time, the villages of Cha Kwo Ling, Ngau Tau Kok, Sai Tso Wan and Lei Yue Mun were collectively called Sze Shan (, "Four Hills").