About the Journal

Journal of Northeast Petroleum University

Responsible Institution: Education Department

of Heilongjiang

Sponsored by Northeast Petroleum University

Edited and Published by Editorial Board of Journal

of Northeast Petroleum University

Editor in Chief:LI Wei

Associate Editor-in-Chief: REN Zhiping   LIU Lili

Tel: 0459-6503458; 0459-6503714

E-mail: xuebao@nepu.edu.cn

Printed by Daqing Dayang Printing Co. Ltd.

Distributor in China: Daqing Post Office(163000)

Overseas Distributed by China International Book

Trading Corporation