Polymer business profitability tripled as compared to last year. The dynamics of vinyl segment turned favorable due to improving international dynamics coupled with strong demand offtake in the country. Ethylene procurement remained challenging during the year as the primary supplier had declared force majeure in 2017, limiting supplies. Since the business had diversified its supplier base, it was able to procure ethylene from the international market and continue to run smooth plant operations. Reliable plant operations along with efficiency ratios supported the bottom line and shareholder value.
Within our Energy sector assets, the Qadirpur power generation plant steadily performed in line with expectations. However, circular debt continues to be a persistent problem in the domestic energy sector. In partnership with the government, the Thar coal mining and power generation projects are progressing ahead of their schedules and are expected to remain on track for completion by June 2019 to help resolve the energy crisis in the country.