1) The journal possess the right to review, delete and modify manuscripts.

　　2) The authors agree to automatically transfer the publishing copyright, distribution right, reproduction right, online dissemination right, translation right, compiling right, producing right, exhibition right and broadcast right to journal of Zhengzhou University (Engineering Science) after acceptance, also including rights of any forms of printed, electronic, multi-media, online publishing ctc.

　　3) The journal has been included and disseminated by CAJD, Wanfang, CSTJ, Chaoxing and other domestic databases, U.S. CA, U.K. INSPEC, Russian VINITIRAN academic database and other foreign databases,The remuneration paid by the journal includes the usage fee of paper copyright.

　　4) The journal and authors allow the third-party user to share in the ways of signature(BY). non-commercial use(NC) and no deduction(ND)(CC BY-NC-ND) works which means the published article can be made public immediately and download permanently for free on the official website of the journal (http://gxb.zzu.edu.cn/, http://gxb.zzu.edu.cn/en/). The authors allow the user read, download, copy, print, search and link to the full text of an article, or use it for other legitimate purposes.

　　5) Notablely, the authors’ names, organization information and the issue information of our journal must be retained in the using process. It is only for non-commercial purposes and can not deductive creation. In addition, the author can use the article for any other non-commercial purposes.

　　6) The author may use all or part of the article content in his/her subsequent articles.

　　7) The author maintains the trademark and patent rights regarding the article.

　　8)The author may use the article for other activities authorized by the Editorial Office.

　　9) It is allowed for authors to deposit all versions of their articles in an institutional or other repository of the authors’choice. However, it is necessary to indicate the publication information of the article in the metadata within the institutional or other repository and use that as the recommended way of citation.

　　If the article is not ultimately published in this journal, the signed Copyright Transfer Agreement will be automatically invalidated, and the copyright of the article will still belong to the author.

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