the spread between chip and CPL has waved fiercely within half a month

As shown in the two charts above, the spread between chip and CPL has waved fiercely within half a month, but the point is that they have all returned to the level at the beginning of the month. But since there have been not many transactions in benzene and CPL market in this period of dramatic change, so it is not statistically significant.

It is precisely because the indicators such as supply and demand, operating rate, inventory, and price spread that we have observed have not changed much before and after, so with the stabilization of mentality and the landing of news, the market seems to have gradually reached a certain consensus