Are you as you shop for books to "convert the magnetic strip" anxious? You need to finish in front of the new museum to enable the conversion of hundreds of thousands of books without affecting the magnetic stripe opening it? You want to convert books magnetic stripe side opening edge it? Because some of the issues on the magnetic stripe of your library books conversion was not clear, but it is difficult to resolve? Three good for you: out! Three good Extension Technology Development Co., Ltd. in the National Book procurement base (Beijing Book Building) long-term cooperation "Books magnetic stripe conversion engineering" is the only one by the library professionals (retired director of the University Library) management of the "library Magnetic stripe Conversion Project "professionals. Since four years since its establishment in 2010, has for more than a dozen libraries in Liaoning Normal University, Dalian University of Technology, Liaoning Agricultural College, Harbin Medical University, Dalian Medical University and other converted millions of copies of foreign language books, Beijing high efficiency of its university, military libraries, Film School, Shijiazhuang University of Technology, Zhengzhou University, Information Engineering University, good quality to win the praise of the Museum.