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Open access journal



This is an open access journal: all articles will be immediately and permanently free for everyone to read and download. To provide open access, this journal has an open access fee (also known as an article publishing charge APC) which needs to be paid by the authors or on their behalf e.g. by their research funder or institution. The Article Processing Charge (APC) for this journal is USD 980, excluding taxes. For all papers submitted before 31st of December 2018, there is a 50% discount on this APC and upon acceptance of the article the fee due will thus be USD 490.
Peer review under responsibility of KeAi Communications Co., Ltd.

Access Rights
All articles published open access will be immediately and permanently free for everyone to read, download, copy and distribute.

Creative Commons Attribution (CC BY):
Allows users to copy, to create extracts, abstracts and new works from the Article, to alter and revise the Article and to make commercial use of the Article (including reuse and/or resale of the Article by commercial entities), provided the user gives appropriate credit (with a link to the formal publication through the relevant DOI), provides a link to the license, indicates if changes were made and the licensor is not represented as endorsing the use made of the work. The full details of the license are available at https://creativecommons.org/licenses/by/4.0/.

Creative Commons Attribution-NonCommercial-NoDerivs (CC BY-NC-ND):
Allows users to copy and distribute the Article, provided this is not done for commercial purposes and further does not permit distribution of the Article if it is changed or edited in any way, and provided the user gives appropriate credit (with a link to the formal publication through the relevant DOI), provides a link to the license, and that the licensor is not represented as endorsing the use made of the work. The full details of the license are available at https://creativecommons.org/licenses/by-nc-nd/4.0/.

Author Rights
For open access publishing, this journal uses an exclusive licensing agreement. Authors will retain copyright but license exclusive rights in their article to KeAi Communications Co., Ltd. Authors have the right to share their article in the same ways permitted to third parties under the relevant user license, as well as certain scholarly usage rights.

Publishing Schedule
This journal publishes continuously throughout the year.
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