Westlake Chemical's GAAP net income for 2020 was $341.119 million, up 2.5% from $332.895 million the prior year. Revenue declined 11.4% to $0.967 billion from $1.092 billion a year earlier.
Westlake Chemical's GAAP net income for 2020 was $341.119 million, up 2.5% from $332.895 million the prior year. Revenue declined 11.4% to $0.967 billion from $1.092 billion a year earlier. 
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