Volume 12 No.1 was Published

On May 27th 2021, JRTPPI proudly announce that newest edition of JRTPPI, volume 12 No.1 was published. JRTPPI thanked very much to whole authors, section editors, reviewers, and publication editors as their contribution within this edition. Hopefully this published scientific papers would be great addition for entire scientific community, researchers, industry, and academicy. As this edition published, editor in chief invites author to submit your scientific papers in this journal to be published in future edition.   Regards, Editor in Chief