Spokesman calls on U.S. to translate commitment into actionXi emphasizes no letup in drive to combat air pollutionMinistry: U.S. practice disrupts normal business activitiesCentral government authorities support and welcome passage of Article 23 legislation in Hong KongChina firmly opposes Taiwan politician's official contacts with Czech: Chinese FMEU approves artificial intelligence lawMinister pledges to improve security of State benefitsBeijing urges respect in South China Sea disputeChina urges S Korea to refrain from hyping up S China Sea issueChina's top legislature to hold closing meeting on Monday