Associationungiyar Masana'antar Carbide Cemented, ta gudanar da taron karawa juna sani na samar da Carbide siminti, kuma ta jagoranci gina cibiyar samar da simintin siminti a ranar 9 ga Mayu, 2021, a Otal din Huidong da ke Zigong City, 18th Cemented Carbide Production and Technology. .
Kara karantawa