| Maintenance Unit | Capacity | Start Date | End Date | Duration (Days) | Weekly Loss | Reason for Maintenance | |
|---|---|---|---|---|---|---|---|
| Chambroad Petrochemicals | Cracking | 7 | 2025/10/10 | - | - | 0.15 | Unplanned |
| Zhongyuan Ethylene | Cracking | 4 | 2025/11/5 | - | Planned Shutdown | 0.09 | Planned Shutdown |
| CNOOC Daxie | Reforming | 22 | 2025/11/5 | - | - | 0.46 | Unplanned |
| Youtai Petrochemical | Reforming | 2 | 2025/12/25 | - | - | 0.03 | Unplanned |
| INEOS Tianjin | Aromatics Extraction | 20 | 2026/3/25 | - | - | 0.43 | Feedstock Supply |
| Hainan Refining & Chemical | No. 1 Aromatics | 15 | 2026/6/30 | 2026/11/30 | 154 | 0.32 | Extended Maintenance Period |
| Hainan Refining & Chemical | No. 2 Aromatics | 20 | 2026/5/31 | 2026/11/1 | 154 | 0.42 | Early Maintenance |
| Hainan Refining & Chemical | Cracking | 20 | 2026/6/7 | 2026/10/16 | 131 | 0.06 | Early Maintenance |
| Zhanjiang Dongxing | Whole Plant | 6 | 2026/6/8 | 2026/11/30 | 175 | 0.12 | Unplanned |
| CNOOC Shell | No. 1 Cracker | 23 | 2026/9/1 | 2026/11/30 | 90 | 0.48 | Planned |
| Anqing Petrochemical | Whole Plant | 16 | 2026/9/2 | 2026/11/1 | 60 | 0.34 | Planned |
| Renqiu Petrochemical | Reforming | 12 | 2026/9/6 | 2026/10/21 | 45 | 0.18 | Planned |
| Fujia Dahua | No. 1 Transalkylation | 18 | 2026/9/18 | 2026/10/30 | 42 | 0.38 | Economic Reasons |
| Puyang Zhonghui | Phase II | 18 | 2026/9/26 | 2026/11/6 | 41 | 0.38 | Unplanned |
| Yantai Wanhua | Cracking | 15 | 2026/10/10 | 2026/12/10 | 61 | 0.32 | Planned |
| Maoming Petrochemical | Reforming | 16 | 2026/10/12 | 2026/12/12 | 61 | 0.33 | Planned |
| Total | 4.48 |
Petroleum benzene production was 427,100 tons. This represents a week-on-week increase of 900 tons (+0.21%), with a capacity utilization rate of 70.48%, up 0.14 percentage points from the previous period. During this cycle, units such as Hainan Refining & Chemical’s cracker and Renqiu Petrochemical’s reformer were restarted.
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