Abstract: Additive Manufacturing Technology, which possesses particular technology advantage, has been a research hotspot in rapid prototyping of metal material. The fundamental principles and the advantage of several typical Titanium alloy Additive Manufacturing Technology were introduced in this paper. The lasted study and applications of Titanium alloy Additive Manufacturing Technology were analyzed. The development trend of Additive Manufacturing Technology was discussed. Finally, the development prospect of Additive Manufacturing Technology was expected.