[Sinopec: future shale oil cost is expected to be controlled at around $50 per barrel] FYF, June 2, talks about shale oil development costs. At the Sinopec reverse roadshow held this morning, the responsible person of Sinopec told the Financial Associated Press: "by adopting a complete set of low-cost shale oil development and application technologies such as factory drilling, electric fracturing and automatic remote control, compared with 2021, the average drilling and fracturing investment per meter has been reduced by 23% and 18%, respectively. The cost of shale oil is expected to be controlled at around $50 a barrel in the future. " (financial Associated Press reporter Xing Qixin)