Quảng Ninh uses mine waste for construction to save the planet stockbot 0 12 2022.12.02 20:51 https://vietnamnews.vn/economy/1400897/quang-ninh-uses-mine-waste-for-… + 2 https://vietnamnews.vn/rss/economy.rss + 1 The transformation is consistent with the economic transformation model from brown to green in Quảng Ninh province and developing sustainably according to the circular economy model.