2021 3rd International Conference on Blockchain Technology (ICBCT 2021)--EI Compendex, Scopus Time: March 26-28, 2021 Place: Shanghai, China Website of Conference: http://www.icbct.org/ The goal of this conference is to promote community-wide discussion identifying the advanced applications, technologies and theories for blockchain. We seek submissions of papers that invent novel techniques, investigate new applications, introduce advanced methodologies, propose promising research directions and discuss approaches for unsolved issues. Researchers are encouraged to submit original research contributions in all major areas. Publication: The accepted excellent papers by ICBCT 2021 will be published in international conference proceedings, which will be indexed by EI Compendex and Scopus. 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/icbct2021 2. Email: icbctacademic.net Regular Papers:5 pages, including all figures, tables, and references. Conference Secretary:Luna Wu Email:icbctacademic.net Tel:+86-13668294879