ISLAMABAD: Khyber Refinery Limited has planned to invest $500 million to construct a refinery with the capacity of 20,000 barrels per day at Khushalgarh, Khyber Pakhtunkhwa , by June 2020.“We have already invested around $150 million on this project and now got license from regulator Oil and Gas Regulatory Authority this month after which the pace of construction will get momentum in months ahead. We will complete this project by June 2020 with the plan to invest approximately $500...