As one of the subprojects of “Construction of Standard Systems for Chinese Learners and Integration of Mandarin Chinese Corpus”, this project aims at analyzing the characteristics of the interlanguage of learners of Chinese as a foreign language in terms of vocabulary and grammatical points. The data used in this project are retrieved from the interlanguage corpus built by the project “Construction and Application of Mandarin Chinese Corpus and Standard Systems (2019-2020).” By observing the frequency of occurrence and distribution of commonly used words and sentence patterns, this project tries to build an interlanguage word lists and lists of grammatical points. The results can be used as a basis for further application in the areas of Mandarin Chinese pedagogy, learning materials, language assessment tests and the editing learner’s dictionaries. It is thus hoped that the results generated by this project will enhance the quality and effectiveness of Mandarin as second language teaching and helps promote the development of Chinese education.
