We recommend that you review the About the Journal page for the journal's section policies, as well as the Author Guidelines. Authors require to register with the journal prior to submitting. If authors have already registered, they can simply log in and begin the submission process. In addition, because too many articles are under process in IJoST, since August 2022, new manuscripts must go through presubmission (via ijostpresubmission@gmail.com). prior to registering and submitting via OJS system. Only manuscript that passes the presubmission will go through the reviewing process through the system. If the authors submit to the OJS system without passing presubmission, the manuscript will be directly rejected.