Formosa Petrochemical Corporation reported revenue results for the month of May 2021. For the month, the company's operating revenue was TWD 52.9 billion compared with TWD 46.5 billion for April 2021, an increase of 13.7% totaled TWD 6.4 billion. There was an increase of TWD 5.5 billion in sales volume and an increase of TWD 838 million in sales price therefrom.