Quảng Ninh to apply sandbox model to tourism stockbot 0 233 2021.10.08 16:58 http://vietnamnews.vn/economy/1054555/quang-ninh-to-apply-sandbox-mode… + 6 https://vietnamnews.vn/rss/economy.rss + 0 To ensure pandemic safety, Quảng Ninh will apply the sandbox model to tourism and prioritise serving groups of tourists once this northeastern coastal province re-opens its door to travellers from other localities.