International Journal of Innovation in Enterprise System (IJIES) is a peer-reviewed, open-access international journal published by the Faculty of Industrial Engineering, Telkom University, Bandung, West Java, Indonesia. It is a biannual Journal (every six months) two issues per year, which will be published in July and December. The Letter of Acceptance (LoA) will be given after the editorial team decides to accept the article. When the author doesn't submit the revision from the reviewers in one period, then the article will be considered to be published in the next period (also after the author submit the revised article).