If you are looking to "make a feature" for this, here are the core functionalities such a system would likely include:
A or billing system ("billcoin") mentioned at MMU? mmu milk billcoin
This is where tokenization changes the game. By tokenizing milk via the MMU, the physical asset is mirrored by a digital asset that does not spoil. If you are looking to "make a feature"
Purpose & value proposition
: Facilitates payments via bank draft, cheque, or RTGS within 10 working days of billing [2]. mmu milk billcoin