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SHANGHAI, CHINA - NOVEMBER 05: Microsoft founder Bill Gates speaking duirng the Hongqiao International Economic and Trade Forum in the China International Import Expo at the National Exhibition and Convention Centre on November 5, 2018 in Shanghai, China. The first China International Import Expo will be held on November 5-10 in Shanghai. (Photo by Lintao Zhang/Getty Images)

SHANGHAI, CHINA - NOVEMBER 05:  Microsoft founder Bill Gates speaking duirng the Hongqiao International Economic and Trade Forum in the China International Import Expo at the National Exhibition and Convention Centre on November 5, 2018 in Shanghai, China. The first China International Import Expo will be held on November 5-10 in Shanghai.  (Photo by Lintao Zhang/Getty Images)