Delegates and guests attend the first conference of the International Forum on Science, Technology and Innovation (ISTIF) of the Boao Forum for Asia (BFA) in Macao, south China, Nov. 10, 2020. The first conference of the ISTIF of the BFA opened here on Tuesday. (Xinhua/Cheong Kam Ka)

Guests pose for a group photo at the first conference of the International Forum on Science, Technology and Innovation (ISTIF) of the Boao Forum for Asia (BFA) in Macao, south China, Nov. 10, 2020. The first conference of the ISTIF of the BFA opened here on Tuesday. (Xinhua/Cheong Kam Ka)

Zhou Xiaochuan, vice chairman of the Boao Forum for Asia (BFA), addresses the first conference of the International Forum on Science, Technology and Innovation (ISTIF) of the BFA in Macao, south China, Nov. 10, 2020. The first conference of the ISTIF of the BFA opened here on Tuesday. (Xinhua/Cheong Kam Ka)

Chief Executive of China's Hong Kong Special Administrative Region (HKSAR) Carrie Lam addresses the first conference of the International Forum on Science, Technology and Innovation (ISTIF) of the Boao Forum for Asia (BFA) in Macao, south China, Nov. 10, 2020. The first conference of the ISTIF of the BFA opened here on Tuesday. (Xinhua/Cheong Kam Ka)

Chief Executive of China's Macao Special Administrative Region (SAR) Ho Iat Seng addresses the first conference of the International Forum on Science, Technology and Innovation (ISTIF) of the Boao Forum for Asia (BFA) in Macao, south China, Nov. 10, 2020. The first conference of the ISTIF of the BFA opened here on Tuesday. (Xinhua/Cheong Kam Ka)

Ho Hau Wah, vice chairman of the National Committee of the Chinese People's Political Consultative Conference (CPPCC), attends the first conference of the International Forum on Science, Technology and Innovation (ISTIF) of the Boao Forum for Asia (BFA) in Macao, south China, Nov. 10, 2020. The first conference of the ISTIF of the BFA opened here on Tuesday. (Xinhua/Cheong Kam Ka)