China imposed tariffs on U.S. imports and warned several companies, including Google, of possible sanctions in retaliation for Trump's tariffs. Read also: China supports Trump’s plan to resolve Ukraine crisis,

President Donald Trump's tariff dispute with China, Canada and Mexico over fentanyl smuggling and illegal immigration has led to retaliation by the Chinese government.

U.S. President Donald Trump will speak with Chinese President Xi Jinping as soon as this week, Trump's spokesperson said, setting up a major diplomatic exchange as the world's two largest economies seek a deal that could avert a broader trade war.