Packing: 1pcs/box, carton box.Nanyang Liandong Biotechnology Co., Ltd. is a high-tech company specializing in the development,production and sales of dental laboratory materials and products. Its products cover zirconia blocks,lithium disilicate blocks,pmma discs,milling burs ,sintering furnaces, etc., and are exported to more than 20 countries and regions around the world. Our core values: Altruism,efficiency,change,excellence. Our core mission: To provide customers with one-stop products and services.