China can expand domestic demand through various policies including rebates for swapping old vehicles, appliances and factory equipment for new ones, Zhao said, forecasting that demand for equipment upgrades will exceed 5 trillion yuan ($34.8 billion) a year.

Donald Trump has repeatedly urged Xi Jinping to call him for discussions about a potential trade deal. But any off-ramp to the economic tensions will likely run through Vice Premier He Lifeng, who is Xi's Sino-American trade tsar.

Chinese officials vowed to provide more support for exporters affected by US President Donald Trump’s tariffs, showing greater urgency to shore up the crucial sector while denying having had any trade talks with Washington.