Sharable Content Object Reference Model (SCORM) is the most generally adopted standard for electronic learning system. In this standard, a learning object is divided into three parts: asset, sharable content object (SCO) and content aggregation (CA). Learning objects can be exchanged and shared if they meet the requirement of SCORM standard. Teachers can use the asset or SCO to reassemble them into a course. The purpose of this article aims to introduce SCORM and Learning Object Metadata (LOM). We also explain how we transformed web courses of Overseas Chinese Affair Commission to SCORM learning objects.