Maintenance and repair of civil, elect, mechanical equipment in Kermanshah and Khark Petrochemical Co.
Operation, maintenance and repair of mechanical, electrical and communication utilities and systems of RIPI (Research institute of Petroleum of Iran)
Maintenance & repair of civil, electrical & mechanical instrument and services equipment in Tehran Oil Refining Co and Bandar abbas
Maintenance & repair of civil, electrical & mechanical equipment in Boalisina & Arvand Petrochemical Co.
Maintenance of Ammonia Units 1, 2, and 3, Exporting CO2 Compressor, Liquid Urea Treatment Unit, Granule and Offsite Units of Razi Petrochemical Complex
