Shui Chuen OShui Chuen O, also known as Sugar Loaf Peak, is a tall mountain located in Sha Tin, in Hong Kong's New Territories.Residential areaThe Shui Chuen O area is located between Lion Rock Country Park and Ma On Shan Country Park. Currently, this area primarily consists of public housing estates. The use of Country Park periphery sites at Shui Chuen O for housing has been controversial and conservationists have warned that such development could "spread like a virus".