With the increasing development of science and technology, economics and industry have gone beyond their traditional framework and are becoming more and more knowledge-based every day. In this regard, identifying and reviewing key indicators in different sectors of industry as well as evaluating and prioritizing these factors are the most important optimization tools in the field of growth and development of companies. The study of how these tools affect their development and identify the factors affecting their accurate implementation in the field of car paint quality is the subject of this article. After extensive review of existing studies in this field and reviewing the opinions of experts, key influential factors were identified and using the ideas of experts, they were modified in accordance with the conditions of the country and placed in a suitable frame. These critical indicators were examined using Fuzzy AHP method and their importance was discovered within the process. This model was investigated and tested in Iran Khodro Company, using the analysis of the results the importance of the elements was figured out. Finally, using the obtained results from the analysis, the value of optimal implementation in different parts of the industry was examined.