HCM City needs advanced waste-treatment technologies, say experts stockbot 0 196 2021.11.05 17:59 http://vietnamnews.vn/society/1072564/hcm-city-needs-advanced-waste-tr… + 14 https://vietnamnews.vn/rss/society.rss + 0 HCM City will need to adopt advanced energy-efficient waste-treatment technologies that safeguard the environment, and seek recycling technology to achieve a circular economy, experts said.