Nestlé, Carrefour and IBM collaborate to track mashed potato supply chain using blockchain technology

According to Cointelegraph, on April 15, Nestlé, Carrefour and IBM announced a collaboration at a press conference to track the French mashed potato brand Mousline supply chain using IBM blockchain technology. After the project is launched, consumers can use the smartphone to scan the QR code to find out the source of the mashed potatoes and the entire supply chain.