on november 3, the caprolactam commodity index was 80.22, a decrease of 1.14 points from yesterday, a decrease of 19.78% from the highest point of 100.00 points in the cycle (2017-03-02), and a decrease of 39.40 points from the lowest point of april 07, 2020 up 103.60%. (note: the cycle refers to 2017-03-01 to now)
the caprolactam price index curve monitored by sunsirs data is as follows:

| date | 08-05 | 08-14 | 08-23 | 09-01 | 09-10 | 09-19 | 09-28 | 10-07 | 10-16 | 10-25 | 11-03 | ||
| commodity index | 72.68 | 71.67 | 71.93 | 73.31 | 76.20 | 79.97 | 80.22 | 80.73 | 81.48 | 81.48 | 80.22 | 80.22 | 80.22 td> |

