Chen Jining, the secretary of the Shanghai Municipal Party Committee, pointed out at the 2024 Business Environment Optimization Conference that data system governance should be deepened, cross-border data flow should be deeply promoted, data trading rules should be improved, public data security should be trusted and open, blockchain and other technologies should be promoted and applied, data should be put on the chain and standards should be docked, and strong support should be provided for shipping logistics, cross-border e-commerce, industrial Internet and other fields.