On February 10, the prosperity index of the petroleum and chemical industry was officially released in January. On the whole, with the optimization of epidemic prevention and control policies and the implementation of various measures to stabilize growth, the prosperity index of China's petrochemical industry has recovered rapidly, with the boom value rising to 99.34 in January, up 4.53 percentage points on a month-on-month basis, and returning to the normal range; The year-on-year decrease was 8.4 percentage points, with a sharp narrowing.