Put materials of stars and powder into like this revolving caldron, growing up larger little by little. If using such machine , need high revel ability of each pyro-craftsman for making them all of a size and fine glove shape. Breaking powder in center of shell that scatter each stars to far away are made by same process like star. It made by coating black powder using star rolling machine over fruit of cotton that will be core of breaking powder. Process of making star, repeat this work elaborately and grow it little by little to finish size.
All parts be complete, set up each parts at last.
We show set up process of 6 inches peony shell as example. Place finished stars inside of half package. Put in main fuse another half side package. Put wrapped up breaking powder by separate paper in center of package. As this hemisphere as one unit, Make one shell by two unit.