2019 International Blockchain Technology Conference (IBTC 2019) will be held from January 5-7, 2019 in Sanya, China. This Conference will cover issues on Blockchain technology research. IBTC 2019 is sponsored by Engineering Information Institute, Open Access Library, Scientific Research Publishing, and 1000thinktank. It dedicates to creating a stage for exchanging the latest research results and sharing the advanced research methods.