khaje nasir, tehran, tehran, Iran,
RGS Gilsonite Company was established in the year 2005 , belong to mother company RGS Group Companies, we have Micronize manufacture of and share holder mine west Iran.Our headquarter located Iran another our branches found china Hong Kong for expanding ...
natural bitumen , gilsonite, asphaltum, natural asphalt, asphaltum, uintaite, hard petroleum asphalt, petroleum products, natural bitumen, mineral gilsonite
