Corrigendum: An overview of blockchain efficient interaction technologies

In the published article, there was an error in the author list, and author Panwei Xiang, Jiayin Qi was erroneously included. The corrected author list appears below: Feng Liu*, Sihao He, Zhenghao Li and Zhibin Li Shanghai International School of Chief Technology Officer, East China Normal University, Shanghai, China School of Computer Science and Technology, East China Normal University, Shanghai, China Institute of Artificial Intelligence and Change Management, Shanghai University of International Business and Economics, Shanghai, China Incorrect Funding In the published article, there was an error in the Funding statement [This work is supported by 2019, Digital Transformation in China and Germany: Strategies, Structures and]. The correct Funding statement appears below: The authors declare no Funding. The authors apologize for this error and state that this does not change the scientific conclusions of the article in any way. The original article has been updated.