GYAH Corporation was established in l966, its line of activities include formulation of Agricultural Chemical Products and fertilizers. It has the appropriate licences from Ministries of Health, Industry and Agriculture (Plant Protection Organization, and Veterinary Organization), for formulation of various Pesticides, Fertilizers, Household Insecticides and Veterinary Products. Also it has Distribution Licence for distributing its finished product all over Iran. GYAH has always been a pioneer in this country for manufacturing Complete and Combined Chemical Fertilizers and Formulation of Pesticides. GYAH is the first Company who has successfully managed to achieve the R&D (Research and Development) Certificate from the Iranian Ministry of Industry and Mines for its highly equipped and updated laboratory and for research on formulation of pesticides and fertilizers in Iran. Its Research and Development has been acclaimed by Ministry of Industry, and in this respect has received the appropriate Licence. We have a fully trained staff in the field of Chemistry, Agriculture, Industry and etc. Our Research Team is in contact with the world's Scientific and Research Centres and Organizations, the products are being formulated in accordance with FAO and IFA International Standards. GYAH Corporation's Research Department is consistently updating its research and development for formulation and manufacture of pesticides and fertilizers. At the present, our research team is concentrating on producing material with solvents and emulsifiers which are friendly to the environment. GYAH is a private firm and has the oldest formulation plant in Iran with highest capacity of 40000 ton PA per shift, latest machinery and highly experienced and educated personnel. GYAH's formulation plant is situated near Tehran 8 km to Karaj, Eng. Tajbakhsh Ave.