In 2011 managers of Gandomak-e-Toos(Shiravaran) with the idea of ​​wide-spreading service and diversification of products, the brand "T.S.T" was founded. T.S.T produces variety of shiravaran products such as Mozzarella cheese, toast and processed cheese, french fries, all kinds of roast, hamburgers, sauces. Despite the short time of T.S.T activity, backed by 15 years of successful experience of its directors in Shiravran, T.S.T started bright and rapidly has found considerable position in the food industry. There are 180 employees(apart from official agencies and visitors) in T.S.T. 110 people work in the production department and 70 people work in the distribution department.