$EPAZ StreamPay is an enterprise supply chain risk monitoring and payment tracking solution that uses blockchain smart contracts to manage suppliers and finished goods. StreamPay technology keeps distributed ledgers to create articles to insert into smart contracts. Thus, supply chain manufacturers, suppliers, vendors, logistics companies, and customers can track goods and services from the raw materials to the finished product using QR codes and digital signatures.

https://www.bloomberg.com/press-releases/2021...and-mining