Thanks for your enthusiasm, but books in the following categories will not be accepted:
(1) Books published 10 years or more ago (except books on humanities and arts).
(2) Books subject to yellowing, mold, stains, line marks, notes, damages, missing pages, and moisture or in poor condition.
(3) Past issues of various periodicals, newspapers, religious books, and audio and video tapes.
(4) School textbooks for any stage of education, reference books for examinations, and various books designed for examinees.
(5) Diaries, notebooks, accounting books, photo albums, advertisements, and promotional materials.
(6) Books and other materials that transgress copyright laws and relevant copyright regulations.
(7) A set of books with incomplete volumes.