Washington and Beijing need to communicate "directly" about economic issues, and climate change, US Treasury Secretary Janet Yellen said Saturday.
She also urged both major forces to cooperate together despite any disputes or arguments.
During a meeting with In a meeting Saturday with Vice Premier He Lifeng, she made various references to the bilateral trade record between the US and China, expressing: "There is ample room for our firms to engage in trade and investment."
"Where we have concerns about specific economic practices, we should and will communicate them directly."
Yellen also asserted the importance of US-China cooperation in the field of climate change.
She said: "As the world's two largest emitters of greenhouse gases and the largest investors in renewable energy, we have both a joint responsibility –- and ability -– to lead the way."
"Climate change is at the top of the list of global challenges, and the United States and China must work together to address this existential threat," she added.