... 033CBM,6.5/7.5KGS CTN : 24 boxsSpecifications1,dustless chalk 2,No-Toxic CE and EN-71 approved 3,Cute colour ... , professional production of gypsum process chalk, calcium carbonate, equipped with color printing workshop clean chalk, injection molding workshop, the main ... animal model. With various specifications manual mold, clean the chalk lines and have automation drying equipment, 100% of the ...