The main objective of the research is to study the quality control system of Libyan cement industries. This research aims to contribute for developing this industry, and assist these products to achieve high level of quality. The existence of a quality management department of the company and named for the civil contribution since the establishment of its factories. And most of the factories in the global certificate get ISO quality system, one of the targets within the factories .and Quality Management check and monitor its operations and procedures in the implementation of departmental operations and plans.            The researcher also recommended Interest in training courses and qualification programs to include staff and heads of departments.  And Return to existing laws and recommendations for the management of quality in the ministry, and work by the ministry and factories.