On May 21, Poutailai disclosed that it planned to invest 5.6 billion yuan in the construction of a lithium-ion battery diaphragm project with an annual output of 7.2 billion square meters . The project was implemented in two phases, with a total investment of 2.6 billion yuan in the first phase. Sichuan Zhuoqin New Materials, a wholly-owned subsidiary, built eight production lines for the base membrane. After completion, an annual production capacity of 3.2 billion square meters of lithium-ion battery diaphragm will be formed. The total investment of the
second phase is 3 billion yuan, and eight base film production lines will be built, which will form an annual production capacity of 4 billion square meters of lithium-ion battery diaphragm.
In 2025, Poutailai's coating processing volume (sales volume) reached 10.942 billion square meters, an increase of 56.3% over the previous year, accounting for 35.3% of the global new energy battery coating diaphragm market, and has been ranked first in the industry for seven consecutive years.
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