Diyar 20 Mining Industry and Foreign Trade Inc. was established in Marc, 2015 by Erkan Canbaz and Diyar Beyoğlu. Does highest grade marble block supplying for international projects from its contracted marble quarries, has a very big reputation and realiablity especially in China and İran. These workings goes on still. Diyar 20 has decided to start own slab production in 2022 and was signed more than 6 contracts for these productions.