After a temporary truce between the nations in December, Washington slapped additional tariffs on 200 billion dollars worth of Chinese goods to 25 percent from 10 per cent, prompting Beijing to retaliate.
The Belt and Road Initiative, as it is formally called, is a key initiative of president Xi Jinping, and envisions rebuilding the old Silk Road to connect China with Asia, Europe and beyond with massive infrastructure spending.
US Commerce Secretary Wilbur Ross, who was preceded in Beijing last week by more than 50 US officials, is expected during the two-day visit to try to secure long-term purchases of US farm and energy commodities to help shrink the US trade deficit.
China and the US have reached "agreements" on some of the issues but both sides were still "very divided" on several others during the economic and trade talks held here to end the tariff spat between the two major trading partners.
U.S. officials say Dunford's visit aims to create a mechanism for improving communication between the sides, especially on sensitive issues such as North Korea. Dunford and Fang signed an agreement committing the sides to that goal, with the details to be discussed during talks in Washington in November.