In Vietnam modern history, in the years of the first half of XX century, there were a lot of cultural, socio - economic changes & developments. In this period, one of the most important reforms - the Movement of DONG KINH NGHIA THUC - took place. DONG KINH NGHIA THUC was a patriotic and cultural reform movement, in which teaching materials were in both Vietnamese ( QUOC NGU ) and Chinese scripts. The book that you are holding is focused on Vietnam teaching texts / materials in Chinese script ( TMCS ) of the beginning of XX century. It provided a readers and researchers with the Case Study of a teaching materials of the DONG KINH NGHIA THUC. It presented functioning / performing Chinese language ( both written & spoken ) beyond China boundaries. It helped understand historic significance of the years of the first half of XX century - the years of transition in which the Western influences began penetrate into Oriental nations. It also helped research Vietnamese language's ( both written & spoken ) general features & specific characteristics in the XX century's beginning. Contents: Chapters: 1 - DONG KINH NGHIA THUC. The progression of Vietnam TMCS. Formation of the works that were teaching in the DONG KINH NGHIA THUC. 2 - Substance words in TMCS of the DONG KINH NGHIA THUC. Investigational backgrounds for substance words. Single & non-single words. Semantics. Some influence of contemporary Chinese teaching materials ( literary, political, educational, linguistics ... and many others ) to TMCS of the DONG KINH NGHIA THUC. 3 - The particles in TMCS of the DONG KINH NGHIA THUC. Investigational backgrounds. Single & non-single particles. Some the most representative particles. 4 - Idioms. proverbs, phrases & proper names in TMCS of the DONG KINH NGHIA THUC. Conclusion. Appendix. References.