Global Polyethylene Terephthalate (PET) capacity is expected to experience considerable growth over the next five years from around 28 mtpa in 2018 to more than 34 mtpa by 2023
https://www.aarkstore.com/chemicals/1494777/global-polyethylene-terephthalate-pet-industry-outlook-to-capacity-and-capital-expenditure-forecasts-with-details-of-all-active-and-planned-plants