Bonded Port Area (保税港区) refers to a special customs supervision area that has been approved by the State Council to be established in a port area or a specific area connected to it, with functions such as ports, logistics, and processing. There are altogether 14 Bonded Port Areas in China. Among them, Shanghai Yangshan Bonded Port Area is the first one, followed by other areas like Tianjin Dongjiang Bonded Port Area, Dalian Dayaowan Bonded Port Area, etc.