المجلة الدولية للعلوم والتقنية

This study aimed at investigating the prevailing concepts of continuous improvement of the company which is the case study of this dissertation; and to reveal the extent of their companionability with scientific concepts of continuous improvement. Furthermore, this study examines the applied method to solve productivity and quality problems, and its compatibility with the scientific concepts of continuous improvement approaches on the case study in order to enhance performance quality and productivity. The population of the study consists of all companies in the petrochemical industry, in Libya. The study roached the following results: The Company which is the case study of this research applies non-scientific concepts for continuous improvement of quality, on the upper and middle management level and workers too.