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In 2026, China’s MMA production capacity continued to grow. As of October 30, data monitored by Longzhong Information showed one new producer came onstream with 100,000 tons per year of capacity. China’s total designed MMA capacity reached 2.955 million tons, up 3.50% year-on-year. The regional supply landscape shifted further, with capacity utilization rising in some regions while declining in others. Buyers can review methyl methacrylate (MMA) specifications for downstream resin and coating applications.
From 2021 to 2026, MMA capacity continued to shift across regions. East China remained the largest, with 1.05 million tons as of October 2026, accounting for 35.53% of the total. Shandong ranked second at 835,000 tons, or 28.26%. Together the two regions held 63.79% of capacity. Northeast, Southwest and South China stood at 475,000 tons, 375,000 tons and 210,000 tons, or 16.07%, 12.69% and 7.11% respectively.
Comparing 2025 with 2026, Shandong’s share rose from 26% to 28%, while East China and Northeast edged down slightly to about 36% and 16%, and Southwest and South China held steady at 13% and 7%.
Comparing regional MMA output in 2025 and 2026, output rose in Northeast China, Shandong, South China and Southwest China, while East China fell notably. Shandong’s increase was driven by a larger capacity base, while gains in Northeast, South China and Southwest came from higher capacity utilization. East China’s output declined despite stable designed capacity due to lower operating rates.
Looking at output shares, Northeast China is expected to rise 4 percentage points year-on-year to 18% of total output, East China to fall 4 percentage points to 34%, while Shandong, Southwest and South China remain unchanged.
An estimated 350,000 tons of new capacity is expected to come onstream in 2027, further changing the regional supply landscape. Two new MMA units are expected: Zhejiang Petrochemical’s 200,000 t/y plant and Chongqing Yixiang’s 150,000 t/y plant, totaling 350,000 tons and located in East China and Southwest China respectively.
Their capacity shares are forecast to rise from 35.53% to 37.82% in East China and from 12.69% to 15.89% in Southwest China. Capacity in other regions remains unchanged, so their shares are expected to edge down as total capacity grows. If these units are commissioned as planned, the regional supply landscape will shift further.