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China Mobile, China Unicom and China Telecom said they have adopted a string of anti-attack and anti-theft measures, such as deploying encryptors, leak-scanning systems, and database audit systems, during transmission and storage of the data.

China Chamber of Commerce of Metals, Minerals & Chemicals Imports & Exports said its members had reported remarkable growth in transaction value with countries such as Uzbekistan, Nepal and Serbia.

China Southern Airlines, the nation's largest carrier by passenger traffic, plans to establish a wholly owned subsidiary in Xiongan New Area in Hebei province, to help the carrier to better operate its hub at the new Beijing airport, it said.

China State Railway Group said it had faced labor shortages, an insufficient supply of raw materials and logistics problems due to the pandemic, but had overcome the difficulties and resumed construction of all railway projects.

China and Portugal have enhanced cooperation in recent years to jointly solve judicial problems, including improving technology-friendly courts and taking advantage of the internet to fight crimes.