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Canadian Prime Minister Justin Trudeau visited the headquarters of Sina Weibo - China's answer to Twitter - in Beijing on Monday.

California is trying to band with smaller states to procure supplies to make sure that smaller states don't lose out to larger states like California, which has the ability to outbid others.

CUI YANPING, 38, is an expert in polygraphs, commonly called lie detectors. She has worked in Beijing Public Security Bureau's criminal investigation department since graduating from Capital Medical University in 2002.

Cambridge Analytica was created around 2013, initially with a focus on US elections, with million in backing from billionaire Republican donor Robert Mercer and its name chosen by future Trump White House adviser Steve Bannon, The New York Times reported. The company, which the Times said was staffed mostly by British workers then, assisted US Senator Ted Cruz's presidential campaign before helping Trump's.

CSSC delivered the first batch of face masks and protective clothing machines to other SOE partners such as Sinopec Group and China National Petroleum Corp, the manufacturers of meltblown nonwoven fabric, an essential raw material for medical masks, earlier this month.