1.1 "Fun Ring Modeling"+ 1.2 "Fun Wristband Modeling"+ 1.3 "Fun Finger Spinner Modeling"+ 2.1 "Fun Chair Modeling"+ 2.2 "Fun Basketball Modeling"+ 2.3 "Fun Soccer Ball Modeling"+ 3.1 Rough Machining of Internal Grooves + 3.2 Rough Machining of External Contou + 3.3 Rough Machining of Recess Corners+ 3.4 Fine Machining of External Contour + 3.5 Internal Recess and Recess Corner Process + 4.1 Rough Machining of the Contour+ 4.2 Fine Machining of External Contour + 4.3 Fine Machining of Internal Contour Side Walls + 4.4 Fine Machining of Inner Spherical Contours + 4.5 Fine Machining of Inner Contour Bottom Surface + 5.1 Rough Machining of the Top Surface + 5.2 Fine machining of the Top Surface+ 5.3 Semi-Fine machining of the Bottom Curved Surface + 5.4 Fine Machining of the Bottom Side Walls + 5.5 Fine machining of the Bottom Curved Surface + 5.6 Fine machining of the Bottom Recesses and Protrusions + 5.7 Bottom Root Gouging process+ 6.1 Hole Center Positioning Machining Process + 6.2 Ø6.5 Hole Position Machining Process + 6.3 Ø24 Hole Position Boring Process+