Chinese Journal of Orthopaedic Trauma (CJOT) is aimed at timely report of major advancements in clinic practice and scientific research concerning Chinese traumatology and orthopaedics, introduction of international update trends, and promotion of academic exchanges and cooperation between Chinese and international orthopaedic scholars in accordance with the medical laws and policies of Chinese government. Its guideline is to combine theory with practice. It serves a wide domestic and international readership among clinic, teaching and researching professionals in orthopaedics, traumatic surgery and other related fields. It publishes a variety of writing related to orthopaedics and traumato1ogy, such as original research articles, reports of innovations, lectures, clinic experiences, case reports, reviews, instructions, discussions, letters and brief introductions. It is interested in the newest scientific findings, as well as focuses, challenges and questions of clinical attention. It strives to be a good teacher and friend of orthopaedic surgeons and researchers. It consists of various columns. Except regular ones, such as Clinical Research, Laboratory Research, Reviews, Clinical Reports, there are Course Lecture, AO Forum, Academic Contention, Orthopaedic New Techniques, Expert Forum, and so on. The New Perspective on Orthopaedics, starting from 2007, is a featured column with fashionable and colorful printing and design which provides light readings of fun and humanism for orthopaedic scholars. CJOT has been indexed by Statistics-Source Periodical of Chinese Scientific Papers (Chinese Scientific Core Periodical), AJ (Abstract Journal) of Russia, CA (Chemical Abstracts) of America, Chinese Science Citation database, Wanfang Data, and all the other biomedical literature search systems and computerized bibliographic databases in China. The total citation frequencies of CJOT in 2002 to 2006 were 19, 107, 371, 582 and 819 respectively, increasing year by year. Its total citation frequency in 2006 ranked 19 in surgical journals. The impact factors of CJOT in 2002 to 2006 were 0.002, 0.406, 1.563, 0.783 and 0.719 respectively. In 2006, its impact factor ranked 253 among 1723 scientific journals and the 12th among surgical ones.