As the program chairs of the 2020 CCF China Blockchain Conference (CBCC 2020), it was our great pleasure to welcome you to the conference, which was held in Jinan, China, December 18–20, 2020, hosted by the China Computer Federation, the Blockchain Committee of the China Computer Federation, AnKe Blockchain Industrial Development Institute, Aisino Corporation, National Academy of Guo Ding Institute of Data Science, Shandong University, Dareway Software Co., Ltd., and Shandong Key Laboratory of Blockchain Finance. The goal of this conference was to provide a forum for blockchain scientists and engineers

作为2020 CCF中国区块链大会（CBCC 2020）的项目主席，我们非常高兴地欢迎您参加由中国计算机联合会、中国计算机联合会区块链委员会、安科区块链产业发展研究院主办的会议，会议于2020年12月18日至20日在中国济南举行，爱斯诺公司、国鼎研究院、山东大学数据科学研究所、大威软件有限公司、区块链金融山东省重点实验室。这次会议的目的是为区块链科学家和工程师提供一个论坛