Exchange of knowledge and mutual use of experiences between Javid Toos Khorasan and customers is one of the basics in sales engineering. To this end, regular scientific and technical meetings are held with the technical forces and quality control of esteemed clients to provide information and increase the level of scientific collaboration. Production advice is also provided to customers who are interested in developing new products, changing formulations, ways to improve the quality of their product, or expanding their business by providing the necessary technical information. These services include how to use raw materials, optimized production methods, warehousing of raw materials and products.