The series Graded Readers for Chinese Language Learners is composed of 50 books, divided into three subseries, namely folktales, literary stories and historical stories, corresponding to Levels 1-3 respectively.
 
The Rongguo Mansion and the Ningguo Mansion introduces the origin of Dream of the Red Chamber and the main characters in the novel. The Rongguo Mansion and the Ningguo Mansion were two celebrated noble households in the capital back in the day. Jia Zheng’s wife gave birth to a son who carried a piece of jade in the mouth at birth. The boy was named Baoyu, meaning “precious jade”. As a young boy Baoyu always loved to hang around with girls. His cousin Lin Daiyu lost her mother when she was young, so their grandmother had her taken to the Rongguo Mansion. The young cousins Jia Baoyu and Lin Daiyu spent a lot of time together and got along very well. The peasant Liu Laolao and her poverty-stricken family came from the suburbs to the capital seeking help from the Rongguo Mansion. Did the manager of Rongguo Mansion Wang Xifeng help her or not?