the old Qazvin road, which has now been renamed [Shahid Beheshti Street] (Karaj). This route itself is part of the Silk Road, which is located between the cities of Qazvin and Rey. The institute has been used in Qajar period as a treatment center for horses, horsemen, couriers and livestock. After the First World War, due to the Treaty of Turkmenchay, the deprived Qajar state suffered from famine and widespread infectious diseases in people and livestock. It became an animal and a cold in Iran ", which was later renamed" Razi Refrigeration Company "by the order of Reza Shah Kabir and then renamed to" Razi Vaccine and Serum Research Institute ". The center's initial activity focused on [cattle plague], but later expanded to produce a variety of vaccines and serums for medical and veterinary use. Following [World War II], the institute was occupied by [Red Army] forces for several years, and they built several military-based buildings at the institute. Kharazmi University is one of the state universities affiliated with the Iranian Ministry of Science, Research and Technology, named after the great Iranian scientist Mohammad bin Musa Kharazmi. The university has been renamed several times and a campus has been added to it. Currently, Kharazmi University specializes in various fields Basic Sciences, Humanities, Educational Sciences and Engineering in various courses from Bachelor to accepts students. In 1312, the name of this university was changed from Teachers High School to Higher Education University and in 1353 it was changed to Teacher Training University The renaming of this university to "Kharazmi University" was approved by the Ministry of Science's Higher Education Development Council in 1981 and 1982, and since February 2012, the university has been officially renamed "Kharazmi University". The technical and engineering faculty of this university is always considered as one of the best faculties of Kharazmi University, so that in two years, 1397–98, it was selected as the best faculty of Kharazmi University. Main streets and boulevards The main streets include Shahid Beheshti, Kharazmi, Ghalam, Anonymous Soldiers, Azadi, Imam Khomeini, Kaveh, Khoshboui, Khorasani, Mohammadi, and Sassanids. Index places kharazmi University Razi Vaccine and Serum Research Institute Shahid Rajaei Heart Hospital Karaj Vocational Technical University Kowsar Hospital Alborz Mall Commercial Complex References Karaj Alborz (mountain range)