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Lao top 3 Expo 2019 showcases technology, architecture and engineering products
VIENTIANE (Vientiane Times/ANN) – The largest professional trade exhibition of the country, Lao Top 3-in-1 Expo 2019, kicked off at the National Convention Centre in Vientiane yesterday to showcase products aimed at the building, construction, water supply, food and beverage and trade industries.The ceremony was ...
