Milestone 	Date 	Delivery achievements 	Developer 	Influence 
1	September 7, 2024 	Portable mobile device 2.0 development 	Hardware engineer 1, Front-end development engineer 1, Back-end development engineer 2, Blockchain development engineer 1 	Portable device 1.0 size reduction upgrade to 2.0 for use with mobile phones 
2	October 30, 2024 	DNA PassPort (DID) is officially launched 	Blockchain development engineer 3, Front-end development engineer 2, Back-end development engineer * 3 	Realize the mapping of OP addresses on the DID system 
3	November 13, 2024 	Launch the C-end user Dapp, whose functions include NFT minting, NFT verification, and new NFT minting with unlocking functions, etc. 	Front-end development engineer 2, Back-end development engineer * 3, Blockchain development engineer * 3, Computer vision expert 1 	Ordinary users can easily use the functions on the OP chain