Zhejiang Shangguijuli Special Material Technology Co., Ltd est professionnel Chine Tige de commande en céramique OS-11 O'Sialon Fournisseur and wholesaler in China, We focus on silicon nitride ceramic material and aluminum titanate material products. We also provide consulting services on ceramic materials for the aluminum processing industry, based on long-term experience, development work and information obtained from customer interactions. Welcome to visit our Tige de commande en céramique OS-11 O'Sialon company.