Cigaban Farko Stone Stone.there iri iri ne na na] aya daga duniya, amma sai kawai a yi amfani da kayan dutse. Mun yi wa ma'adinai da yawa daga ko'ina cikin duniya sun gwada duwatsun ..finally, lardin Jinan, lardin Jinan, China kawai (kawai a cikin garin Shandong) ...