Good academic atmosphere is not only an element and guarantee of elite foster, but also an important measure and eternal subject of sustainable development of modern universities. This paper presents a case of a college under a university in Chongqing as an example. Two methods were employed in this study for observation and analysis of academic atmosphere construction situation and optimization, which are questionnaire survey and on -site interviews. Practical exploration of academic atmosphere was also resented in this paper, which might be helpful for this area.