◆Publication:Accepted papers of ICCFI 2021 after proper registration and presentation will be published in the conference proceedings, which will be submitted for indexing by Ei Compendex and Scopus. ◆History:The ICCFI 2017-2019 were successfully held in South Korea, China and Thailand and ICCFI 2020 was successfully held online because of the COVID-19. ☞ Submission: 1) By online submission system: http://confsys.iconf.org/submission/iccfi2021 2) By Email: This email address is being protected from spambots. You need JavaScript enabled to view it. 3) Template: Please format your paper according to the template which can be downloaded at ICCFI 2021 official website before submission.