The last half century has been the starting point for the crystallization and development of rubber industries in different countries of the world. The development of technical knowledge in the field of optimal use of rubber materials has provided a suitable scope for the human society to increase this industry as much as possible. Besparkavashgar Amin company has established and started its activity in the city of Sanandaj with the view of cutting dependence in order to be more productive and with the distinction of being a global market finder in the design and production of all kinds of rubber, polymer, PVC parts with decades of experience. According to the market demand With the unceasing efforts of the Research and Development Unit of Bespar Kavashgar Amin Company, many rubber, PVC, polymer and special parts are used, and it has reached full self-sufficiency and has achieved considerable savings in terms of foreign currency withdrawal from the country. The goal of Bespar Kavashgar Amin company is continuous development, therefore, this company has developed various engineering mixtures according to the needs of consumers.