“411” mold, taking vocational ability as its supporter, is a kind of vocational talent’s development mold The vocational ability under this mold is a combination of multiaspect, multilevel and multifield complex It is a treelike structure in term of construction, which takes the special vocational skill as its foundation, comprehensive capacity to deal with the real project as the key ability, and accomplishment that student will be qualified in their work after graduation as its aim It is a netted structure in term of combination and each constitute ability is corelated