In today's changing environment, especially for knowledge-based companies, knowledge and technology are the basis of competition. In order to achieve their business goals, these companies must use new knowledge to play a significant role in creating and developing innovation capacities and applying it in the production process. In this research, firstly, the effective factors on the absorption capacity and innovation were extracted and using the Vensim software, the causal loop diagram and stocks and flows diagram were drawn. The purpose of this research is to investigate innovation with regard to the upward growth of knowledge-based companies. Further audit regarding the knowledge-based nature of companies, creating motivation and benefiting from external investors and venture angels to improve the capacity of attracting knowledge-based companies, providing access to global networks for full-time research and development researchers of technology-oriented companies. knowledge and increasing external knowledge sources, the importance of increasing the realization of research and development strategy goals and the technological competences of companies, compensating research and development costs through increasing facilities for real knowledge-based companies and comprehensive and continuous financial support of the government from the results obtained It is from the present study and One of the specialized suggestions for knowledge-based companies is to create an internal knowledge management system and hold intra-organizational information such as thematic knowledge competitions and brainstorming. By cultivating the knowledge of employees and the ability to employ them, the company's ability to attract and then innovation can be improved.