Supply chain management (SCM) is the process of planning, performing, and controlling the operations of the
supply chain as efficiently as possible. Supply chain studies are increasingly given top priority in enterprises wide
management and supply chain involve many, varied, geographically distributed entities with varying dynamics,
uncertainties, and complexity. The SCM models can be used to improve supply chain decision-making and the
relevant decisions can be classified into three categories [1]; strategic, operation and control. Strategic decisions
such as selecting the location of facility have long-term significance. Managing decision refer to decisions about
production to meet demand. These decisions are made on a weekly or monthly period. Control decisions are
concerned with problems in execution.
The OTOP or OVOP movement is