Group 1 - Shanghai Port has convenient water and land transportation, with smooth collection and distribution channels, connecting to the Yangtze River Basin and the entire country, and is close to global shipping routes [1] - Shanghai Port is commonly divided into several sections: Wusong Port (mainly bulk cargo), Yangshan Port (located on an island), Waigaoqiao Port (mainly for containerized cargo), and Luojing Port (mainly for bulk carriers) [1] - Specific unconventional documentation is required for certain food imports, such as distilled spirits needing a plasticizer testing report and juice requiring a multi-residue pesticide testing report [1] Group 2 - The import customs clearance process at Shanghai Port includes several steps: preparing foreign documents, exchanging for a bill of lading, inspection, customs declaration, and delivery to the designated location [3] - The typical time frame for customs clearance includes: 1 day for bill of lading exchange, 2 days for pre-declaration of inspection, 1 day for customs declaration, 2-3 days for disinfection and quarantine arrangements, and 1 day for waiting to pick up goods [5]