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Phthalic anhydride plant capacity

China producers · plant capacity (10kt) · capacity utilization

Latest China snapshot 20261022 13 producers

Track Phthalic anhydride plant capacity and capacity utilization by producer. Operating rates, shutdowns and restarts that move China supply. Compare with Phthalic anhydride price or browse Phthalic anhydride suppliers.

20261022 13 producers
Producer Plant capacity (10kt) Utilization % Remark
Anhui Tongling CONCH Cement Limited Company 12.00 - Plant shutdown
Jining Chenguang Coal & Chemical Co., Ltd. 🔒 🔒 The unit is operating normally.
Nanjing Libang Chemical Co., Ltd. 🔒 🔒 Plant at 70% capacity
New SOLAR Technology Group Co., Ltd. 🔒 🔒 Plant load at 70%
Ningbo Zhenhai Taida Chemical Co., Ltd. 🔒 🔒 The unit is operating normally.
Panjin Read Chemical Co., Ltd. 🔒 🔒 Unit at 50% capacity
Shandong Hongxin CHEMICALS Co., Ltd. 🔒 🔒 Plant shutdown
Shijiazhuang Bailong Chemical Co., Ltd. 🔒 🔒 80% plant load
TangShan Risun Chemical Limited 🔒 🔒 The unit is operating normally.
Xinjiang Zhongtai New Materials Co., Ltd. 🔒 🔒 Unit shutdown
Zhejiang GREAT Chemical Science & Technology Co., Ltd. 🔒 🔒 The unit is operating normally.
Zhenjiangunionchemicalindustry Co., Ltd. 🔒 🔒 Unit at 50% load
Zhongshan Unicizers Industrial Co., Ltd. 🔒 🔒 Plant shutdown
20261015 13 producers
Producer Plant capacity (10kt) Utilization % Remark
Anhui Tongling CONCH Cement Limited Company 🔒 🔒 40% operating rate (long-term shutdown of the naphthalene-based unit)
Jining Chenguang Coal & Chemical Co., Ltd. 🔒 🔒 Unit Restart
Nanjing Libang Chemical Co., Ltd. 🔒 🔒 Plant at 40% capacity (one unit shut down).
New SOLAR Technology Group Co., Ltd. 🔒 🔒 Plant operating at 35% capacity (one unit is shut down)
Ningbo Zhenhai Taida Chemical Co., Ltd. 🔒 🔒 The unit is operating normally.
Panjin Read Chemical Co., Ltd. 🔒 🔒 50% plant capacity
Shandong Hongxin CHEMICALS Co., Ltd. 🔒 🔒 Unit Shutdown
Shijiazhuang Bailong Chemical Co., Ltd. 🔒 🔒 80% unit capacity
TangShan Risun Chemical Limited 🔒 🔒 The unit is operating normally.
Xinjiang Zhongtai New Materials Co., Ltd. 🔒 🔒 Plant shutdown
Zhejiang GREAT Chemical Science & Technology Co., Ltd. 🔒 🔒 The unit is operating normally.
Zhenjiangunionchemicalindustry Co., Ltd. 🔒 🔒 50% plant load
Zhongshan Unicizers Industrial Co., Ltd. 🔒 🔒 Plant shutdown
20261008 13 producers
Producer Plant capacity (10kt) Utilization % Remark
Anhui Tongling CONCH Cement Limited Company 🔒 🔒 Unit operating at 40% capacity (long-term shutdown of the naphthalene-based unit)
Jining Chenguang Coal & Chemical Co., Ltd. 🔒 🔒 Plant Shutdown
Nanjing Libang Chemical Co., Ltd. 🔒 🔒 Unit at 40% load (one unit shut down)
New SOLAR Technology Group Co., Ltd. 🔒 🔒 Unit 35% (one unit shut down)
Ningbo Zhenhai Taida Chemical Co., Ltd. 🔒 🔒 The unit is operating normally.
Panjin Read Chemical Co., Ltd. 🔒 🔒 50% load of the unit
Shandong Hongxin CHEMICALS Co., Ltd. 🔒 🔒 Unit shutdown
Shijiazhuang Bailong Chemical Co., Ltd. 🔒 🔒 Unit at 70% capacity (one set of catalyst replacement)
TangShan Risun Chemical Limited 🔒 🔒 The unit is operating normally.
Xinjiang Zhongtai New Materials Co., Ltd. 🔒 🔒 Unit Shutdown
Zhejiang GREAT Chemical Science & Technology Co., Ltd. 🔒 🔒 The unit is operating normally.
Zhenjiangunionchemicalindustry Co., Ltd. 🔒 🔒 50% of the unit
Zhongshan Unicizers Industrial Co., Ltd. 🔒 🔒 Plant shutdown
20260930 13 producers
Producer Plant capacity (10kt) Utilization % Remark
Anhui Tongling CONCH Cement Limited Company 🔒 🔒 Unit Shutdown
Jining Chenguang Coal & Chemical Co., Ltd. 🔒 🔒 Plant shutdown
Nanjing Libang Chemical Co., Ltd. 🔒 🔒 Unit operating at 40% capacity (one unit shut down)
New SOLAR Technology Group Co., Ltd. 🔒 🔒 The plant is operating at 40% capacity (one unit is shut down).
Ningbo Zhenhai Taida Chemical Co., Ltd. 🔒 🔒 The unit is operating normally.
Panjin Read Chemical Co., Ltd. 🔒 🔒 50% capacity of the unit
Shandong Hongxin CHEMICALS Co., Ltd. 🔒 🔒 Unit shutdown
Shijiazhuang Bailong Chemical Co., Ltd. 🔒 🔒 Unit 70% (one set of catalyst replacement)
TangShan Risun Chemical Limited 🔒 🔒 The unit is operating normally.
Xinjiang Zhongtai New Materials Co., Ltd. 🔒 🔒 Plant shutdown
Zhejiang GREAT Chemical Science & Technology Co., Ltd. 🔒 🔒 The unit is operating normally.
Zhenjiangunionchemicalindustry Co., Ltd. 🔒 🔒 50% plant capacity
Zhongshan Unicizers Industrial Co., Ltd. 🔒 🔒 Plant Shutdown
20260924 13 producers
Producer Plant capacity (10kt) Utilization % Remark
Anhui Tongling CONCH Cement Limited Company 🔒 🔒 Unit at 40% capacity (Naphthalene process unit shutdown)
Jining Chenguang Coal & Chemical Co., Ltd. 🔒 🔒 Plant shutdown
Nanjing Libang Chemical Co., Ltd. 🔒 🔒 70% plant load
New SOLAR Technology Group Co., Ltd. 🔒 🔒 Plant at 60% capacity
Ningbo Zhenhai Taida Chemical Co., Ltd. 🔒 🔒 The unit is operating normally.
Panjin Read Chemical Co., Ltd. 🔒 🔒 Unit at 50% load
Shandong Hongxin CHEMICALS Co., Ltd. 🔒 🔒 Unit shutdown
Shijiazhuang Bailong Chemical Co., Ltd. 🔒 🔒 The unit is operating normally.
TangShan Risun Chemical Limited 🔒 🔒 The unit is operating normally.
Xinjiang Zhongtai New Materials Co., Ltd. 🔒 🔒 The unit is operating normally.
Zhejiang GREAT Chemical Science & Technology Co., Ltd. 🔒 🔒 The unit is operating normally.
Zhenjiangunionchemicalindustry Co., Ltd. 🔒 🔒 50% plant load
Zhongshan Unicizers Industrial Co., Ltd. 🔒 🔒 Plant shutdown
20260917 13 producers
Producer Plant capacity (10kt) Utilization % Remark
Anhui Tongling CONCH Cement Limited Company 🔒 🔒 Unit at 40% load (naphthalene process unit shutdown)
Jining Chenguang Coal & Chemical Co., Ltd. 🔒 🔒 Plant shutdown
Nanjing Libang Chemical Co., Ltd. 🔒 🔒 Plant at 70% capacity
New SOLAR Technology Group Co., Ltd. 🔒 🔒 Plant at 60% capacity
Ningbo Zhenhai Taida Chemical Co., Ltd. 🔒 🔒 The unit is operating normally.
Panjin Read Chemical Co., Ltd. 🔒 🔒 50% capacity of the unit
Shandong Hongxin CHEMICALS Co., Ltd. 🔒 🔒 Unit operating at 40% capacity (o-phthalic anhydride unit shut down)
Shijiazhuang Bailong Chemical Co., Ltd. 🔒 🔒 The unit is operating normally.
TangShan Risun Chemical Limited 🔒 🔒 The unit is operating normally.
Xinjiang Zhongtai New Materials Co., Ltd. 🔒 🔒 The plant is operating normally.
Zhejiang GREAT Chemical Science & Technology Co., Ltd. 🔒 🔒 Unit is operating normally.
Zhenjiangunionchemicalindustry Co., Ltd. 🔒 🔒 50% of the plant
Zhongshan Unicizers Industrial Co., Ltd. 🔒 🔒 The unit is operating normally.
20260910 12 producers
Producer Plant capacity (10kt) Utilization % Remark
Anhui Tongling CONCH Cement Limited Company 🔒 🔒 Unit at 40% (naphthalene-based unit shutdown)
Jining Chenguang Coal & Chemical Co., Ltd. 🔒 🔒 Unit shutdown
Nanjing Libang Chemical Co., Ltd. 🔒 🔒 70% of the unit
New SOLAR Technology Group Co., Ltd. 🔒 🔒 60% plant load
Ningbo Zhenhai Taida Chemical Co., Ltd. 🔒 🔒 The unit is operating normally.
Panjin Read Chemical Co., Ltd. 🔒 🔒 50% unit
Shandong Hongxin CHEMICALS Co., Ltd. 🔒 🔒 Unit load: 40% (o-xylene process unit shutdown).
TangShan Risun Chemical Limited 🔒 🔒 70% of the unit
Xinjiang Zhongtai New Materials Co., Ltd. 🔒 🔒 Plant normal.
Zhejiang GREAT Chemical Science & Technology Co., Ltd. 🔒 🔒 The unit is operating normally.
Zhenjiangunionchemicalindustry Co., Ltd. 🔒 🔒 Unit at 50% load
Zhongshan Unicizers Industrial Co., Ltd. 🔒 🔒 Plant shutdown

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How to read Phthalic anhydride plant capacity

  • Plant capacity (10kt): nameplate capacity for each China Phthalic anhydride producer in the snapshot
  • Utilization %: capacity utilization / operating rate for that plant on the date shown
  • Remark: shutdowns, restarts, maintenance and load changes that explain run-rate moves

Phthalic anhydride capacity FAQ

  • What is Phthalic anhydride capacity utilization? The share of nameplate plant capacity that is running. We show it as Utilization % beside each producer, with notes when units shut down or restart.
  • How is China Phthalic anhydride plant capacity reported? By producer, in 10kt units, with utilization and status remarks per snapshot date. China plant-level supply data, not a global index.
  • How often is Phthalic anhydride capacity updated? Snapshots refresh as producer status changes. Open each date row to compare plant capacity and operating rates over time.