China says Xi, Trump's G20 meeting will be of 'great significance'

BEIJING (Reuters) - A meeting between the Chinese and U.S. presidents at the G20 summit will be of "great significance" in resolving bilateral problems, a senior Chinese diplomat said on Thursday, as the two countries try tentatively to get ties back on track.China and the United States have put tariffs on hundreds of billions of dollars of each other's goods and U.S. President Donald Trump has threatened to set tariffs on the remainder of China's $500 billion-plus exports to the United States..