[OPEC monthly report: China's oil demand is expected to increase by 800000 b / d in 2023] the OPEC monthly report raised China's crude oil demand, and it is expected that China's oil demand will increase by 800000 b / d in 2023 (the previous forecast is 760000 b / d). The growth rate of global oil demand is expected to remain unchanged at 2.3 million barrels per day in 2023. OPEC4's monthly oil production fell by 191000 b / d to 28.6 million b / d. Russia's crude oil production fell 300000 barrels a day to 9.7 million barrels a day in March.