Importance of Karaj City and Alborz Province in the Region
1. Alborz is the largest hub of the pharmaceutical, cosmetic and food industry in the Middle East, and the largest drug town is located in Alborz.
2- Having international airports of Payam and Mehrabad
3- Being close to Imam Khomeini International Airport
4- Locating on the north-south and east-west route and rail road
5-The largest population center in Iran