Manufacturing and production of more than 8,000 gas pressure reducing and metering stations in cabinet and flat (open air) types with capacities from 160 to 1,000,000 sm3/hr and construction of more than 50 sets of stations with heater and filter separator for power plants and petrochemical plants inside and outside of Iran (Mobin Petrochemical, Ghaen, Yazd, Taban, Iran Shahr, Hormozgan, KhoramShahr, Mapna, Assaluyeh, Syria, Tanzania, UAE power plants and so on)