Nanning, the capital city of Guangxi province, is the permanent host city of the China-ASEAN Expo. The economic and trade center in the "Green City" has created a "one-stop" service platform for economic and trade cooperation serving as a China-ASEAN service provider for investment and trade channels. It also promotes international cooperation between China and ASEAN and even RCEP countries and becomes the China-ASEAN Economic and Trade Center.