The Learning Sub-Unit of the Organizational Development and Staffing Unit (ODSU) is responsible for managing and implementing training programmes, administering examinations, including entry examination for General Services posts, language proficiency examination (LPE) and national competitive recruitment examination. It is also responsible for the implementation of the performance appraisal system at UNESCAP.

In its commitment to help develop UNESCAP a learning organization, it has established its own Learning Centre which was officially inaugurated on 8 August 2005. The UNESCAP Learning Centre takes pride of its IT Learning Lab, Seminar Rooms, Classrooms and Self-Learning Centre.