On August 28, the domestic nitrile rubber plant was temporarily stabilized, and Jinpu Yingsa's nitrile plant was shut down for maintenance.
| Enterprise | Capacity 10,000 tons/year | to run |
| Lanzhou Petrochemical | 10 | The 5+3.5+15,000-ton plant is in normal operation |
| Jiangnan Emperor | 6 | normal operation |
| Nanjing Jinpu Yingsa | 3 | Parking for maintenance, plan to restart in early September |
| Sinopec-Sibur | 4.3 | normal operation |
| Ningbo Shunze | 6.5 | normal operation |
| Alangtai Rubber | 3 | normal operation |
