The North District, as its name suggests, is the northernmost district in Hong Kong's 18th district, the only administrative district in Hong Kong that is connected to Shenzhen by land. The northern part and Shenzhen City of Guangdong Province are bordered by Shenzhen River, Shatoujiao River and Zhongying Street. Three of the border crossings in Hong Kong and Mainland China (Wenjindu, Lo Wu and Sha Tau Kok) are located in the North District; the west and Yuen Long District are connected to the Tai Po District in the south; they can be broadly divided into Sheung Shui, Fan Ling and Sha Tau Kiu. And the four parts of Ta Kwu Ling (on the sand). The North District also includes the islands of Kat O, Ap Chau, etc. in Dapeng Bay.