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.
Fabrication of industrial structures and equipment, sulfur handing system for south pars Gas Filed Development in Assaloyeh Rah-Sahel institute , Piping work (120000 Inch Dia) ,Assaloyeh refinery south pars complex (phase 22 to 24) (Darya-Sahel institute)