Trudeau said the National Research Council of Canada will work with the manufacturers of the potential vaccine so that it will be able to be manufactured domestically should the trials be successful.
Tsai's "true purpose behind her so-called 'transit' is self-evident", Geng said.
Trump has placed tariffs on imported steel and aluminum, saying they pose a threat to US national security, an argument that allies such as the European Union and Canada reject. He has also threatened to slap tariffs on imported cars, trucks and auto parts, potentially targeting imports that last year totaled 5 billion.
Trump has denied any wrongdoing or a "quid pro quo." The White House has refused to cooperate with the impeachment inquiry.
Trump said on Friday it is possible that the United States and Japan could reach a new bilateral trade deal by the time he visits Tokyo in May, but he and Japanese Prime Minister Shinzo Abe cited areas where they differ on trade.
Trump and Putin plan to meet one-on-one at the start of their first formal summit in Helsinki, Finland, on Monday afternoon, before allowing their aides to participate.
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Trump also sparked controversy over his plans to visit a Ford plant in Michigan on Thursday that manufactures medical ventilators. The company had reiterated its policy Tuesday that all visitors to its plants must wear masks.
Trump is expected to arrive in Seoul on Saturday evening for a two-day visit to South Korea after attending the Group of 20 (G20) summit in the Japanese city of Osaka. He is set to visit the Demilitarized Zone bordering with the DPRK on Sunday.
Trump has denied any wrongdoing or a "quid pro quo." The White House has refused to cooperate with the inquiry, accusing Democrats of an unfair process and a partisan attempt to nullify the results of the 2016 presidential election.
Trump said on Thursday he has a lot of respect for President Xi Jinping but said the bilateral deficit will be cut "one way or another".