Hà Nội's plan to upgrade public loudspeakers attracts attention stockbot 0 97 2022.07.29 10:14 https://vietnamnews.vn/society/1272495/ha-noi-s-plan-to-upgrade-public… + 36 https://vietnamnews.vn/rss/society.rss + 15 Hà Nội is planning to upgrade its system of public loudspeakers by 2025 through a combination of artificial intelligence (AI) technology and big data processing technology (Big Data).