According to the Saigon Liberation Daily, the National Data Association (NDA) of Vietnam is promoting the construction of a national level blockchain platform, NDAChain, to enhance digital security and transparency in key areas such as government, finance, and healthcare. This platform is operated by a subsidiary of the National Data Center and has functions such as decentralized identity (NDA DID), encryption, tamper proof records, and compatibility with international standards (such as GS1, EBSI Trace). https://www. (wublock123.com)/index.php? m=content&c=index&a=show&catid=6&id=46198