crystal blank, shadowless adhesive, luminous plastic, printing film, coated plastic, polishing powder crystal consumables, grinding and polishing machines and other crystal video production equipment;

• 水晶坯，无影胶，夜光胶，打印胶片，覆膜胶，抛光粉等水晶耗材，打磨抛光机等水晶影像制作设备；