Sangab Azarshahr( Sazco) factories Sangab Azarshahr stone processing factory which is located in Azarshahr/East Azarbaijan with about 5000m2 space alongside with modern equipment and facilities help the company to process the stones in high quantity with high quality The other processing factory of Sazco, is located in Shamsabad/Tehran which is equipped with stone processing lines alongside with a great showroom to help the visitors and costumers to find our the newest products which they want.