From workblank to semi-finished product The production of semi-finished products requires highly accurate skills, which possesses eight steps: workblank fabrication, polish, over-form construction, open mold, reverse mould, burnish, trim, and paint spraying. First, the workblank is polished for smooth surface. After over-form construction and open mold, the mannequin turn into a mold.The process of mold making is purely manual. Eventually, the finely processed semi-product is finished after spraying paint on polished basement.