Ma Xiaofeng, Tongji University: Blockchain is a digital ecosystem developed by technology and requiring the approval of many countries.

According to a China News Network report from September 9, at the 2020 China International Services Fair, Ma Xiaofeng, director of the Blockchain Research Institute at Tongji University, warned the Chinese blockchain company that it should be " traveling. " Pay close attention to laws, regulations, foreign cultures and information use, design policies, and other areas such as financial supervision. “Blockchain is not just a technology, it is a digital ecosystem designed with the technology,” he said.