The talent evaluation refers to the process, in which the evaluation subject makes an evaluation conclusion by specific evaluation purpose, certain evaluation criteria, and evaluation method. The technological talent evaluation is an activity based on scientific and technological personnel as an object, which is an important means by which science and technology talents are selected, used, and cultivated. At present, Chinese scientific and technological personnel evaluation still exists some questions, for example, lacking of targeted classification, evaluation index not reflecting the ability and quality of evaluation objects, the single evaluation methods, not adapting to innovative national strategic objectives and the requirements of Beijing science and technology development goals. Based on the domestic and foreign experience, and making basic research talents, application development talents, science and technology entrepreneurship talents, and leading talents (the innovation teams) as the object, this report makes a set of technological personnel evaluation mechanism by competency model, individual innovation behavior theory. Finally, according to the concrete demand and problems of science and technology talents in Beijing ,the report puts forward specific suggestions on improvement of Beijing science and technology talent evaluation mechanism. <<