According to The block, Safeheron, a one-stop open source self-custodial service provider, completed a $7 million Pre-A round of financing. This round of financing was co-led by Yunqi Partners and Web3Vision. Participating parties include PrimeBlock Ventures, Cobo Ventures, M77 Ventures, ShataCapital, Kryptos, Antalpha Ventures, Waterdrip Capital, 7 O'Clock Capital, individual investors including former Sequoia China co-founder Zhang Fan. In addition, Safeheron is also collaborating with MetaMask in the field of enterprise-level MPC multi-signature security. MetaMask will use Safeheron MPC technology to provide multi-factor authentication. MPC will first be integrated into the MetaMask Snaps system, enabling developers to extend the functionality of MetaMask for their decentralized applications.