| Hubei Longbai Titanium |
Sulfuric Acid (Sulfur-based) |
40 |
Scheduled to stop end of June |
TBD |
| Jiangsu Suopu |
Sulfuric Acid (Sulfur-based) |
30 |
Maintenance on June 30 |
Planned 30-day maintenance |
| Zhejiang Ningbo Xinfu |
Sulfuric Acid (Sulfur-based) |
60 |
Maintenance on June 30 |
TBD |
| Gansu Baiyin |
Smelter Gas Acid |
15 |
Maintenance on July 1 |
Planned 25-day maintenance |
| Gansu Jinchuan |
Smelter Gas Acid |
80 |
Maintenance on July 2 |
Planned 30-day maintenance |
| Anhui Zhongyuan |
Pyrite Acid |
15 |
Maintenance on July 9 |
Resume on August 15 |
| Shandong Wudi Xinyue |
Other Acids |
15 |
Maintenance on July 13 |
Planned resume on September 11 |
| Shandong Laizhou Jinjia Environmental Protection |
Pyrite Acid |
24 |
Maintenance on July 17 |
Resume on September 1 |
| Hunan Shuikoushan Nonferrous Metals |
Smelter Gas Acid |
12 |
Maintenance on July 25 |
Planned 1-month maintenance |
| Shandong Lianmeng |
Pyrite Acid |
15 |
Maintenance on July 27 |
August 10, 2026 |
| Zhejiang Juhua |
Sulfuric Acid (Sulfur-based) |
30 |
Maintenance on July 27 |
Resume on August 10 |
| Henan Anyang Minshan Energy |
Smelter Gas Acid |
10 |
Maintenance on July 29 |
Resume on August 6 |
| Inner Mongolia Wuhai Yadong |
Pyrite Acid |
40 |
Maintenance on July 29 |
Resume on September 1 |
| Liaoning Dashiqiao Shengma |
Smelter Gas Acid |
10 |
Maintenance on August 1 |
Resume on September 1 |
| Gansu Baiyin |
Smelter Gas Acid |
25 |
Maintenance on August 1 |
Planned 1-month maintenance |
| Jiangsu Suopu |
Sulfuric Acid (Sulfur-based) |
60 |
Maintenance on August 6 |
Planned 15-day maintenance |
| Shandong Laiwu Jinshan |
Pyrite Acid |
80 |
Maintenance on August 10 |
Planned resume on September 13 |
| Shandong Luxi Chemical |
Sulfuric Acid (Sulfur-based) |
50 |
Maintenance on August 11 |
Resume on August 31 |
| Gansu Jinchuan |
Smelter Gas Acid |
70 |
Maintenance on August 15 |
Planned 1-month maintenance |
| Chifeng Shanjin Silver-Lead |
Smelter Gas Acid |
10 |
Scheduled maintenance on August 20 |
Planned 1-month maintenance |
| Henan Yuguang Gold & Lead |
Smelter Gas Acid |
30 |
Maintenance on August 20 |
Resume on September 20 |
| Inner Mongolia Linhe Xinhai |
Pyrite Acid |
16 |
Maintenance on August 25 |
Resume on September 20 |
| Henan Wanyang |
Smelter Gas Acid |
30 |
Maintenance on August 31 |
Planned 1-month maintenance |
| Inner Mongolia Xing'an Copper-Zinc |
Smelter Gas Acid |
20 |
Maintenance in September |
Planned 1-month maintenance |
| Jilin Dadi |
Pyrite Acid |
25 |
Maintenance on September 5 |
September 15, 2026 |
| Shandong Guoda Gold |
Smelter Gas Acid |
20 |
Scheduled maintenance on September 22 |
Planned 30-day maintenance |
| Shandong Guoda Gold |
Pyrite Acid |
20 |
Scheduled maintenance on September 22 |
Planned 30-day maintenance |
| Guangdong Xianghe Fine Chemicals |
Pyrite Acid |
12 |
Maintenance on September 26 |
Planned 20-day maintenance |
| Zhejiang Heding |
Smelter Gas Acid |
75 |
Maintenance on September 27 |
Planned 30-day maintenance |
| Shandong Qicheng |
Other Acids |
10 |
Maintenance on September 28 |
October 16, 2026 |
| Henan Jinli Gold & Lead |
Smelter Gas Acid |
30 |
Maintenance in early October |
Planned 1-month maintenance |
| Guangxi Jinchuan Nonferrous |
Smelter Gas Acid |
180 |
Scheduled maintenance in October |
Planned 45-day maintenance |
| Jilin Dadi |
Pyrite Acid |
25 |
Maintenance on October 7 |
October 28, 2026 |
| Anhui Jinpu New Energy |
Pyrite Acid |
30 |
Maintenance on October 7 |
Planned 15-day maintenance |
| Shandong Yanggu |
Smelter Gas Acid |
170 |
Maintenance on October 9 |
Planned 25-day maintenance |
| Henan Yuguang Gold & Lead |
Smelter Gas Acid |
20 |
Maintenance on October 9 |
Planned 1-month maintenance |
| Anhui Jinxin |
Smelter Gas Acid |
170 |
Maintenance on October 10 |
Planned 20-day maintenance |
| Shandong Binhua |
Other Acids |
7.5 |
Maintenance on October 10 |
November 10, 2026 |
| Liaoning Huludao Zinc Industry |
Smelter Gas Acid |
100 |
Maintenance on October 10 |
Planned 40-day maintenance |
| Sichuan Liangshan Mining |
Smelter Gas Acid |
45 |
Maintenance on October 15 |
Planned 1-month maintenance |
| Shandong Jiangtong Guoxing |
Smelter Gas Acid |
93 |
Maintenance on October 12 |
Planned 30-day maintenance |
| Hunan Hengguang |
Pyrite Acid |
30 |
Maintenance in early-to-mid October |
Planned 30-day maintenance |
| Jiangxi Kaixin |
Pyrite Acid |
24 |
Maintenance on October 10 |
Planned 30-day maintenance |
| Hebei Tangshan Baoshun Industrial |
Sulfuric Acid (Sulfur-based) |
20 |
Maintenance on October 21 |
Planned resume on October 27 |
| Qinhuangdao Hexiang |
Pyrite Acid |
25 |
Scheduled maintenance on October 21 |
TBD |
| Jiangxi Copper (Dexing) |
Pyrite Acid |
50 |
Scheduled maintenance in October |
Planned 1-month maintenance |
| Jiangxi Copper (Jinde) |
Smelter Gas Acid |
16 |
Scheduled maintenance in November |
Planned 1-month maintenance |
| Jiangxi Copper (Guixi) |
Smelter Gas Acid |
120 |
Scheduled maintenance in November |
Planned 25-day maintenance |
| Yunnan Yunxi Copper |
Smelter Gas Acid |
44 |
Scheduled maintenance in November |
Planned 45-day maintenance |
| Fujian Zijin Copper |
Smelter Gas Acid |
100 |
Scheduled maintenance on November 4 |
Planned 23-day maintenance |
| Guangdong Shaoguan Guangbao |
Pyrite Acid |
13 |
Scheduled maintenance in early November |
Planned 45-day maintenance |
| Yunnan Yimen Copper |
Smelter Gas Acid |
42 |
Scheduled maintenance in December |
Planned 45-day maintenance |
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