Reading the works of a writer is the top priority of knowing the writer. Still, this article also includes the interviews with CHEN Ying-siong to verify his works through his life and thoughts. During the interviews, I was unexpectedly given the unpublished manuscripts of one of his novels, The Roaring Earth. They’ve become the important materials to know the current state of Mr. CHEN’s literature. With knowing Mr. CHEN’s life and conducting further analysis of The Roaring Earth, this article can be viewed to have found the panorama of Mr. CHEN’s literature. Running a long course and carrying forward, the culture of northern minority nationalities of China constantly absorbs new elements from others and turns out bearing the unique style. Taking the worship of Aquila （dao,纛）for example , it originally comes from worship of a wolf’s head of Turk and is then uphold by other following nationalities. Flag and drum, as the other case, which are originally awards from Central Dynasty that governs the whole country to the minorities, gradually become the symbol of emperor power before Khitan found their country. Aquila , flag and drum act as symbols of decency in Khitan society , closely linking to Central Dynasty and meanwhile promoting the tradition of northern minorities culture. From the perspective of history of nationality and its formation , author makes efforts to explore the Aquila, flag and drum in order to unfold political and cultural characteristics of nationality.