There is no limit. As can be seen from the news, the state still strongly supports the development of this technology. The suspension of ICO sales is mainly due to the bad phenomenon of "air currency", and its technology is innocent, not to mention the excellent underlying technology of blockchain. Now blockchain technology has been widely used in logistics, finance, digital asset registration and other fields. CSI Digital is a digital asset registration service agency using blockchain technology, and has a blockchain library in Shenzhen.