The COVID-19 has forced the different level of institutes including universities, high schools, and primary schools around world to carry out online learning and teaching activities, especially in China, nearly all teaching activities having been carried through online platforms. Although there are many benefits of teaching online such as reducing travel costs and saving time and learning space during COVID-19 era, there are still difficulties and challenges faced by both teachers and students, especially for the primary school teachers and students. The purpose of this study is to explore the experiences and factors affecting the online teaching and learning of Chinese primary school teachers and students, thus provide coping strategies for both stakeholders when conducting online teaching and learning activities. The mixed quantitative and qualitative research method will be adopted to study their responses to the online learning and teaching experiences in post-epidemic era. Data will be collected through surveys and semi-structured interviews with 1300 primary school students and 80 teachers in Xi’an Foreign Language Primary school. Data collection will be carried out using survey questionnaire and interview questions and analyzed based on descriptive statistics quantitatively and thematic analysis qualitatively. The researcher wants to find difficulties which may pose challenges to their normal online learning and teaching activities during this special occasion, then put related strategies for both stakeholders as well as policy makers for future reference. The findings can be used as a reference in other research or in a comparable scenario by interested scholars. Educators can use these findings to advocate strategies that will provide a better education.