Supply chain managing is the scientific discipline of developing the physical production environment with logistics to ensure adequate, consistent and timely supply of raw materials, finished goods and services to meet the needs of customers. Supply chain systems are built around the decisions created by producers and distributors of products. A supply system is identified as a sequence of operations that ensures that merchandise are produced from the stage of origin to the point of use. It provides all the periods of the supply process — from sourcing, production, method of travel and storage area.

There are four levels of the supply chain: sourcing, manufacturing, transport and safe-keeping. In supply chain, goods are extracted from suppliers and converted into completed products. The moment sourcing, is it doesn’t first level of the source process where suppliers gather all the important information about the buyers and the suppliers they want to work with. After finding, manufacturers generate and transportation the goods, when distributors store items and deliver them to the bottom users.

Every single stage in the supply cycle has its own specific functions and roles. The processing stage is an essential part of the system where companies make and produce goods to be supplied to suppliers. Good companies are those who manage the quality benchmarks of the goods they generate. On the other hand, sellers are people who will take delivery of the items to the end users. And lastly, safe-keeping and the distribution are the kept parts of the provision system wherever manufacturers and distributors to maintain the goods intended for end-users and ensure they are be well protected once they happen to be received.