Shenzhen Bay Port is a juxtaposed border crossing and a port of entry and exit between mainland China and the Hong Kong Special Administrat…Shenzhen Bay Port is a juxtaposed border crossing and a port of entry and exit between mainland China and the Hong Kong Special Administrative Region, located geographically in Dongjiaotou, Shekou, which lies on the southwestern corner of the city of Shenzhen in Guangdong Province.