ChainCatcher news, on July 5, 2024, the Wudang Branch of the Guiyang Public Security Bureau issued a "Notice of Termination of Patent Technology Services for Crimes Involving Virtual Currency," with the reason for project termination being that the supplier's commitment letter was not stamped with an official seal.The project content includes the "Dandelion Organization Leadership Pyramid Scheme," which involves analyzing criminal behavior and profiles related to nearly 10T+ data addresses and over 2.5 billion account relationships on public chains such as Ethereum and Tron. It requires secure blockchain data collection for Ethereum and Tron, splitting blockchain data fields, obtaining valid wallet addresses from massive amounts of addresses, locating the flow of funds, identifying fund retention, and determining transaction relationships. Additionally, it needs to have extensive data labeling analysis capabilities, overseas exchange address recognition capabilities, and services for verifying overseas exchanges. The project funding is 9.5 million RMB.