Tags Viet Nam Oil and Gas Group PetroVietnam PVN PetroVietnam records production growth but revenue reduction in Q1 Monday, Apr 06, 2020 The Viet Nam Oil and Gas Group (PetroVietnam) achieved its production target but suffered reduction in revenue due to lower crude oil prices in the first quarter of this year. Ca Mau Fertilizer stock to trade from March 31 Monday, Mar 23, 2015 Shares of PetroVietnam Ca Mau Fertilizer Co. Ltd. (code DCM) will start trading on the HCM City Stock Exchange (Hose) from March 31.