'3 on-site' model runs into problems as virus spreads inside isolated … stockbot 0 298 2021.08.11 15:59 http://vietnamnews.vn/economy/1008526/3-on-site-model-runs-into-proble… + 3 https://vietnamnews.vn/rss/economy.rss + 2 Enterprises in HCM City and other southern provinces have shelled billions of dong to implement the "3 on-site" model for business continuity, however production at these facilities is still at risk of disruption due to the pandemic.