Petrochemicals giant Saudi Basic Industries Corp (SABIC) swung to a $2 billion quarterly profit and said it expects solid performance to continue in the second half of 2021, backed by healthy demand and rising oil prices.SABIC, the world's fourth-biggest petrochemicals company by sales and asset value, swung to a second-quarter profit of $2 billion (up from a $592M loss in the same period last year) beating the average forecast of $1.6B by six analysts according to Refinitiv data."Average selling prices rose by more than 10% backed by oil price increases and healthier demand.