Ministry of Health of the People’s of China is responsible for the Journal of Leukemia & Lymphoma (JLL ),and the journal is sponsored by the Chinese Medical Association (CMA) and Shanxi Cancer Institute and Hospital. The JLL (originally called Leukemia ) is published monthly. It is derived from its predecessor Correspondence of Bone Marrow Transplantation (cooperated by Military Medical Academy and Shanxi Cancer Institute). It started publication formally in 1991. The JLL is a specialized academic journal that carries articles on hematological malignancies, and mainly about leukemia and lymphoma, involving the fields of medicine, chemistry, biology, etc. The purposes are to reflect the scientific results and the academic trends in the hematological malignancy field. It paid attention on both the basic research and clinical work, but more on the clinical side; on combining popularization with the raising of standards, but more on the raising of standards, in order to provide a field for exchanging experience, inspiring mutually and linking up information for those working for the basic research and clinical diagnosis and treatment in the field of leukemia and lymphoma. It is intended for high and middle ranking medical staffs. The main columns of the journal include Commentary, Special Discussion, Basic and Clinical Research, Clinical Experience, Investigation Report, Review, Lecture, Short Article and Individual Report. The editorial board consists of 60 more well-known hematologists both from China and abroad. The JLL is compiled according to the related international standards. The articles are contributed both from China and abroad. Since publication, it was included by many data-bases and searching publications such as Chemical Abstracts(CA) of U.S.A., Abstracts Journal (AJ) of Russia, Excerpta Medica (EM) of Netherlands, Index Copernius(IC) of Poland, China Biomedical Literature on disc (CBMdisc), Chinese Medical Current Contents (CMCC), Chinese Academic Journal Comprehensive Evaluation Database (CAJ-CD), Chinese Journal Full-text Database (CJFD), China Journal Net, Core Journal Basic Database of China, Journal of Chinese Scientific Reference Contents- Medicine and Health, Journal of Chinese Medical Abstracts- Pediatrics, etc. It is the Core Journal of Chinese Biological Medicine, the Statistical Source Journal of the Chinese Scientific Periodicals, and the Core Scientific Journal of China.