Through examining three novels of Trieu An including "Nang vang han Dao" (1992), "Noi ay bien thuy" (1994), "Dam ngan rong ruoi" (2000) , the writer has pointed out the iconic characters as typical: mountain people through walls feudal backwardness: the alienation people are ethical whirlpool of market mechanisms and the rich man good direction humanity. Through vivid imagery character, unique and breath life of ethnic minorities in the North, the reader can see how people discover, view life as well as spiritual writers.