Book excerpt: The HSK (Chinese Proficiency Test) is an international standardized exam that tests and rates Chinese language proficiency. It assesses non-native Chinese speakers’ abilities in using the Chinese language in their daily, academic and professional lives. HSK 4 Version 2021 has 1000 Words, similar to HSK 4 & HSK 5 Version 2009. Approved by the National Language Commission’s Language Standardization and Standards Review Committee, the "International Chinese Education Chinese Level Standards" (GF0025-2021) (hereinafter referred to as "Standards") was recently released by the Ministry of Education and the National Language Working Committee as the language of the National Language Commission The text specification will be formally implemented on July 1, 2021. I am the first one in the world to compile this vocabulary list with best possible English in just two month after the list was released on March 31, 2021. New Edition features: • Chinese-English: the best possible English translation are given, which is great helpful for foreigners to understand Chinese better. HSK V2009 vs. HSK V2021: HSK classification and cross referencing with HSK V2009 and HSK V2021 provide a guideline for student’s self-assessment. Teachers and course book editor can use this guideline to choose proper articles for students which may varies greatly in Chinese Proficiency levels. We are the ONLY ONE who give you such classification. • Part of speech (词类, 词性) are given. • Layout one: Vocabulary Arranged into 12 categories according Part of speech (词类), corresponding with Topics and Tasks, such as stated in IB and IGCSE syllabus. • Layout two: Vocabulary Arranged by Alphabet, corresponding with P.R. China official vocabulary list.