History and economic development have enabled Washington state to create one of the highest levels of engagement with China of any US state. While Microsoft, Amazon and Starbucks have become major players in the state's economy, Boeing remains a significant contributor. Besides close business ties, geography, history and a cultural affinity have produced an unusually strong bond between China and Washington state. A 1979 visit by former Chinese leader Deng Xiaoping led to the creation of the Washington State China Relations Council (WSCRC). T. Andrew Wilson, the group's chairman, said the fallout for the US economy from the Sino-American trade dispute will probably occur first in Washington state.