1, classified by chemical bonds of materials. It is divided into functional metal materials, functional inorganic nonmetallic materials, functional organic materials and functional composite materials.

2, according to the physical properties of materials classification. It is divided into magnetic materials, electrical materials, optical materials, acoustic materials, mechanical materials and chemical functional materials.

3. Classification according to the application fields of functional materials. It is divided into electronic materials, military materials, nuclear materials, information industry materials, energy materials and medical materials.