★ Publication:After several rough review processes, accepted papers will be published by International Conference Proceedings Series by ACM (ISBN: 978-1-4503-7760-7), which will be archived in the ACM Digital Library, and indexed by Ei Compendex and Scopus, etc.NLPIR 2019 Conference Proceedings has been online in ACM Digital Library and will be indexed by Scopus and EI Compendex soon.NLPIR 2018 Conference Proceedings has been indexd by Ei Compendex and Scopus. ★Submission★1. Full paper(publication and presentation)2. Abstract (presentation only) For full paper and abstract, please upload it to the Electronic Submission System (.pdf) http://www.easychair.org/conferences/?conf=nlpir2020Send your enquiry to This email address is being protected from spambots. You need JavaScript enabled to view it. details about submission, please visit at http://www.nlpir.net/submission.html