Courses by Open University of Sri Lanka / Courses in Sri Lanka / Online ApplicationsAdvance Certificate in English for Business and Professional Communication (2017 / 2018) – The Open University of Sri Lanka November 9, 2017 Closing Date – 2017-December-02 Advertisement English Edition Preview Download Advertisement (English Edition) Apply Online Instructions to Candidates Contact Numbers : 011-2881256 / 011-2881327 Source – Sunday Observer (2017.11.05)