This article is more than 5 years old. Subway Restaurants is Working on Improving the Efficiency of their Recall Processes Subway Restaurants Traceability is one supply chain application that many pundits argue is a perfect fit for blockchain technologies. Subway and its Franchisee-owned supply chain are on an ongoing journey to improve their traceability capabilities. Not surprisingly, they have taken a hard look at blockchain as a solution for improved traceability. So, what the Subway...