According to the Securities Times, He Xiaojun, secretary of the party group and director of the Guangdong Local Financial Supervision Administration, said that there are three currencies and three customs zones in the Greater Bay Area. Three data centers will be built. But the distributed technology of the blockchain can bring great opportunities for technological breakthroughs for the integration of the Bay Area. Focusing on the development of blockchain technology as the core of financial technology will play a great role in the financial integration of the Greater Bay Area. He said that in order to develop blockchain technology, Shenzhen has very good conditions, and the Shenzhen Municipal Government should do a good job of guiding the blockchain technology.