Reflections on the Rapid Development of Middle-Provinces in the Western Moving Process of National Strategies for Economy Development;

Full and accurate information is offered to explain and expound the emphasis on local railway development, west-oriented strategy of railway development, renewal of design ideas and reduction of engineering cost.

The article deals with heavy losses of Baoding region during natural disaters and "the Battle of Jingnan"in the later Yuan Dynasty and the historic significance and influence of Shanxi emigrants on agricultural recovery and handicraft development in Baoding,based on the survey of villages built by those emigrants in various counties of Baoding in the early Ming Dynasty.

Improvement Plan for Individualized Ring Back Tone Service of Shanxi Mobile;

The positions and other dipole parameters of the centered and eccentric dipole models of the earth s magnetic field were calculated by using a unified approach since 1600 and the geomagnetic westward drift since 1900—2000.