Pui O (Chinese: 貝澳, or 杯澳), formerly Lo Pui O (螺杯澳), is an area on Lantau Island in Hong Kong. It is a popular destination for holiday camping in Hong Kong. Visitors may also rent village houses for leisure. Located in the South Lantau, there are four main villages in Pui O, they are Lo Wai (老圍), San Wai (新圍), Lo Uk (羅屋), and Ham Tin (鹹田). Pui O is located at the edge of Lantau South Country Park.