PKN Orlen reported production results for the fourth quarter and full year of 2013. Across the fourth quarter of last year, the company recorded PTA sales volumes of 137,000 tonnes, 134,000 tonnes, 146,000 tonnes and 139,000 tonnes.

The company increased its purified terephthalic acid (PTA) sales volumes to 556,000 tonnes in 2013 compared to 484,000 tonnes in 2012, a year on year improvement of 14.9%.