In 2022, Southwest China's Guizhou province developed an integrated bonded international land port, relying on a model known as "Dulaying Railway Logistics Port + Guiyang Free Trade Zone (Guiyang FTZ) + operation sites under customs supervision".
The China International Big Data Industry Expo 2023 kicked off in Guiyang, capital of Southwest China's Guizhou province, on May 26, including prestigious activities.