Although large-scale COVID-19 outbreaks are rare in China now, online teaching in local universities still inevitably become more systematic and normalized in the post-pandemic era. Therefore, it is of great significance to explore the factors affecting the online learning of students during the pandemic period for improving the effectiveness of online teaching. Taking Hunan University of Technology as an example, this paper quantitatively studied the factors influencing learners' online learning status and satisfaction through a questionnaire survey. Obtained results showed that there were significant differences in online learning status and satisfaction among different groups. Additionally, teaching platforms, teaching styles, and teaching interactions had a significant impact on students' satisfaction with online learning. Based on this quantitative analysis, suggestions were put forward to improve and enhance students' online learning effectiveness.