The quality control process depends on a set of functions that must be well known, and can be summarized in examining the materials used and components that can be added in the stages used during the operation and furnishing processes, and monitoring the production efficiency, performance and control of materials in the foundation steps of the product, as well as testing the processing processes and the validity of the materials used In its work stages in every part of the facility, to help identify possible errors during construction or manufacturing and not to fall into them, or repair and remedy any damages at the beginning of the matter and control them, which ensures speed in completion and reduce the final production cost and thus more quality and life span of the product or Enterprise . As the consumer’s keenness to use a product does not come from a vacuum, especially in light of the great competition over the single product that we are witnessing now between merchants and various bodies in the industry market, and accordingly each of these parties is keen to lead the competition in a way that makes it the biggest winner with its approach that promote it.

The interest in quality processes and their application goes back to the ancient Egyptians, and this appeared in the pharaonic inscriptions on the walls of temples, in which a stone cutter appeared executing an engraving for one of the clients, while the quality inspector supervised the process. The process of quality painting in ancient Egyptian temples included examination and control processes to ensure the safety of The quality of the required processes.

The time stages that the concept of quality has gone through:

• Inspection and inspection phase:

It appeared at the beginning of the eighteenth century with the advent of the industrial revolution and the trend for quantitative production instead of artisanal production. Hence, it was inevitably and necessary to have this process represented in supervising operations and taking samples from the final product to ensure its safety.

• The stage of statistical quality control:

It began in the twentieth century and developed in Japan during World War III, and among these methods are statistical surveillance maps, statistical samples.

• Quality Assurance Phase:

In 1956 he started working on this basis following the emergence of the idea of comprehensive control over products. This stage was characterized by focusing on the importance of quality and considering it a competitive advantage, which aims to achieve a defect-free product.

• The stage of total quality management:

It is the link between quality and improving customer relations, and it is considered a means of defense, as it was used by the Americans when Japanese products invaded the American markets.