Secretary level. Audio-visual education library belongs to teaching and scientific research units and is a department with audio-visual teaching and scientific research functions. Comrade Zhang Jiazhi is currently the director of Guangzhou Education Information Center, the director of Audio-visual Education Center and the secretary of the Party branch. Under the guidance of "Scientific Outlook on Development", the work of Education Information Center (Audio-visual Education Center) has made remarkable achievements for the harmonious, stable and sustainable development of Education Information Center (Audio-visual Education Center). With a high sense of responsibility, strong dedication and pragmatic working attitude, Zhang Jiazhi worked hard and made selfless contributions to the development of educational informatization in Guangzhou.