been established between the trade society system and the taxpayer system, that is, if someone, if maadi. if he wants to come through the system of the trade community and send his electronic invoice, it is possible that as soon as he registers his information in the system of the trade community, this information will come and sit inside the maadian system, so to speak. making all kinds of biological drugs , producing new vaccines and blood plasma. this product was previously imported and now at half the price of the sample it is supplied as foreign. these precise and sensitive and important experiments by educated young people to produce a type of knowledge-based product that was previously 100% exclusive to america and european countries. we started our activity as the first producer of chromatographic resins, which are part of the raw materials for the purification of biological drugs, newly compounded vaccines and blood plasma in the country . in our company, we produced 40 types of products , five of which are knowledge-based. we were able to produce these chromatographic resins. t