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Beijing welcomed a joint declaration signed by Pyongyang and Seoul on Wednesday, and called for the two sides to maintain efforts to promote interaction and cooperation.
Beijing's municipal government announced on Friday that beginning on June 1 the city will resume the regulation restricting the number of cars on the road to cut pollution and improve air quality.
Beijing also saw enhanced performance in companies' research and development efforts, which are key to high-tech and high-end manufacturing development.
Before Erdogan's visit, US State Department officials acknowledged that the two countries were "at loggerheads" on many issues.
Becerra, 62, has been a member of the US House of Representatives for more than two decades before beginning serving as attorney general of California in 2017.
来源：资阳报