To optimize the business environment for CBEC, the Several Measures propose the below policies, among others: (1) To promote cross-border B2B exports, Guangzhou will further optimize the export customs clearance: The inspection of cross-border e-commerce B2B export goods will be prioritized, qualified cross-border e-commerce B2B export goods will go through customs clearance procedures through declaration lists, and the export return policies will be optimized. (2) To accelerate cross-border customs clearance of goods from RCEP countries, Guangzhou will further simplify customs clearance process and reduce customs clearance time: For goods from RCEP countries that have arrived at the customs supervision with all the enterprise information needed for custom clearance being submitted and in line with the normal release conditions, the goods will be released within 24 hours. For perishable goods, the turnaround time could be further reduced to six hours.