Cloudy Hill or Kau Lung Hang Shan (

Chinese Chinese can refer to: * Something related to China * Chinese people, people of Chinese nationality, citizenship, and/or ethnicity **''Zhonghua minzu'', the supra-ethnic concept of the Chinese nation ** List of ethnic groups in China, people of va ...

: 九龍坑山) is a 440m high hill in

Tai Po District Tai Po District is one of the 18 districts of Hong Kong. The suburban district covers the areas of Tai Po New Town (including areas such as Tai Po Market, , Tai Po Industrial Estate, Tai Wo Estate), Tai Po Tau, Tai Po Kau, Hong Lok Yuen, Ti ...

of northeastern Hong Kong. It is located within Pat Sin Leng Country Park. The source of the

Ma Wat River The Ma Wat River () is a river in Fanling, northern New Territories, Hong Kong. Its source lies at Kau Lung Hang Shan. The river flows northwards towards Fanling, staying near the eastern industrial areas. It empties into the Ng Tung River n ...

is located on Cloudy Hill. Some parts of the hiking trail are very difficult to walk. Stage 9 of the Wilson Trail starts from the top of the hill.

See also