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Electronic pishtaz sepahan
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Industrial and technical consulting engineers (ITCEN)
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Napeec (noandishan arya process & energy eng.)
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Petro sazeh kousha
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Tabarestan plastic complex
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Zista co.
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Pad pay sazeh
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Emco iran (consulting engineers & urban planners)
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Iran Industrial Consultants Co.
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NISF co.
