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SHANGHAI, CHINA - NOVEMBER 05: Microsoft founder Bill Gates attends a forum at the first China International Import Expo (CIIE) 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 attends a forum at the first China International Import Expo (CIIE) 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)