The 2020 The 2nd International Conference on Blockchain Technology (ICBCT 2020) Time: March 12-14, 2020 Place: Imiloa Astronomy Center of Hawaii University at Hilo, Hilo, Hawaii, USA Website of Conference: http://www.icbct.org/ The conference committee welcome participants around the world to attend, and share research experiences with each other. On March 14, 2020, there will be an one-day tour in Hawaii. Welcome all the participants to join in it and have a good time there. Publication: The accepted excellent papers by ICBCT 2020 will be published by ACM, which will be archived in the ACM Digital Library, and sent to be indexed by EI Compendex and Scopus and submitted to be reviewed by Thomson Reuters Conference Proceedings Citation Index (ISI Web of Science). ISBN: 978-1-4503-7767-6 Call for Papers: Alternative proof of work algorithms Cyberattacks on blockchains Economic impact on cyberattacks Fraud and error reduction with blockchain Inventory management with blockchain Courier cost reduction with blockchain Government operation with blockchain Automobile finance management with blockchain Global medical opinion platform with blockchain Assets management with blockchain System engineering with IoT and blockchain Supply chain management with blockchain Government identity management with blockchain Cargo management with blockchain IoT platform based on blockchain Clinical trial management with blockchain more information about the topics, please visit: http://www.icbct.org/cfp.html Submission Methods: 1. http://confsys.iconf.org/submission/icbct2020 2. Email: icbct@academic.net Conference Secretary: Luna Wu Email: icbct@academic.net Tel : +86-13668294879