An exhibitor (C) from Poland introduces jewelry products to visitors in Shanghai, east China, May 31, 2019. The Belt and Road Brand Expo 2019 kicked off at Shanghai Exhibition Center in Shanghai Friday. (Xinhua/Fang Zhe)

Chefs from Thailand demonstrate Thai cuisine cooking in Shanghai, east China, May 31, 2019. The Belt and Road Brand Expo 2019 kicked off at Shanghai Exhibition Center in Shanghai Friday. (Xinhua/Fang Zhe)

Visitors view wood-carving products from Nepal in Shanghai, east China, May 31, 2019. The Belt and Road Brand Expo 2019 kicked off at Shanghai Exhibition Center in Shanghai Friday. (Xinhua/Fang Zhe)

People visit a blanket booth in Shanghai, east China, May 31, 2019. The Belt and Road Brand Expo 2019 kicked off at Shanghai Exhibition Center in Shanghai Friday. (Xinhua/Fang Zhe)

A staff worker arranges exhibites from Turkey in Shanghai, east China, May 31, 2019. The Belt and Road Brand Expo 2019 kicked off at Shanghai Exhibition Center in Shanghai Friday. (Xinhua/Fang Zhe)

An exhibitor (R) introduces silk scarves to a visitor in Shanghai, east China, May 31, 2019. The Belt and Road Brand Expo 2019 kicked off at Shanghai Exhibition Center in Shanghai Friday. (Xinhua/Fang Zhe)

An exhibitor (R) from Pakistan introduces exhibites to visitors in Shanghai, east China, May 31, 2019. The Belt and Road Brand Expo 2019 kicked off at Shanghai Exhibition Center in Shanghai Friday. (Xinhua/Fang Zhe)

An exhibitor from Pakistan cleans brassware in Shanghai, east China, May 31, 2019. The Belt and Road Brand Expo 2019 kicked off at Shanghai Exhibition Center in Shanghai Friday. (Xinhua/Fang Zhe)