For queries relating to the general submission of manuscripts (including electronic text and artwork) and the status of accepted manuscripts please contact Author Services:

Editorial Board of Postgraduate’s Journal of Science and Technology, Hebe University of Engineering, Guangming South Street 199, Handan Hebei, China.

Zip code:056038.

Tel: 86-310-8577691.

E-mail:pjst@hebeu.edu.cn.