Trainee Refinery Technician – Ceylon Petroleum Corporation 2021-03-162021-10-10 Applications.lk Closing Date – 2021-March-22 Sinhala Advertisement Preview ad-si-20210316-1 English Advertisement Preview ad-en-20210316-1 Sinhala AdvertisementDownloadEnglish AdvertisementDownloadApplication (English)DownloadSource – Silumina (2021.03.14) | Sunday Observer (2021.03.14)