The development of science and technology in Beijing is closely related to the collaborative innovation in Beijing，Tianjin and Hebei.In recent years，Beijing's scientific and technological innovation strength has been on the rise，and the national scientific and technological innovation center construction has achieved remarkable results.At the same time，the development of science and technology in Beijing plays an important role in the optimization of regional innovation ecology in the Beijing-Tianjin-Hebei region，which is reflected in the construction of inter-regional main body collaborative network and the cultivation of innovation main body population，the promotion of inter-regional resource collaboration and the improvement of regional innovation basic conditions，the improvement of regional governance capacity and the optimization of regional innovation system environment.However，the construction of Beijing national science and technology innovation center should be further accelerated，and the important role of Beijing science and technology in the ecological innovation optimization of Beijing-Tianjin-Hebei region should be continued.