Due to a lack of appropriate supply chain management and best practices, the COVID-19 pandemic revealed weak areas in the vaccine process. Due to high demand and cost, many countries are still unable to take holidays. Even after making significant efforts on vaccination, many holidays are wasted owing to poor vaccination center management. We’ve created a DApp to showcase the system’s functionality. The DApp links two separate blockchains, one for internal (intra) usage and worldwide (inter) use. We discovered that the suggested system could deliver digital records integrity, availability, and system scalability based on the system analysis.

Vaccines start from vaccine Manufacturing Companies(VMC) which are given order by government drug control agency(GDAC). They come to Hospital authorities(HA) and distribute to Local authorities(LA).

All the information is stored in Blockchain using Smart contracts. They are connected using Web3 for front end interaction.

• Solidity
• Web3
• Truffle
• Metamask
• Matic Testnet