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Art designers of Babybus show children how to make cartoons and explain the hand-painted board functions during a kindergarten activity in Fuzhou, Fujian province, in November 2019. [Photo provided to China Daily]

Appointed by the Department of Justice in May 2017 to take over the Russia probe, Mueller concluded the investigation in March by submitting a 448-page, confidential report to Attorney General William Barr, who was sworn in about a month earlier.

Apple had previously told investors to expect overall revenue between billion and billion in the fiscal 2019 first quarter. On Wednesday, it reduced that estimate by 7.6 percent to billion.

As COVID-19 dealt a heavy blow to traditional trade models, cross-border e-commerce has become a major driving force for stabilizing foreign trade, said Wei Jianguo, vice-chairman of the China Center for International Economic Exchanges.

Article 8 of the national security law stipulates Hong Kong's law enforcement and judicial authorities shall fully enforce provisions of this law and of local laws in force concerning the prevention, suppression and punishment of criminal acts, he said.