Indeed supply chain is one of the area which is being innovative impact by blockchain technology .. few good projects in this area are done by

Walmart - IBM
Walmart Inc, a US retail corporation and world's largest discount retailer is ready to use blockchain. A patent for using blockchain technology for a smarter package delivery tracking system.

Maersk - IBM
Maersk joins hands with IBM to create a better global trade and digitized supply chain. The new company will use blockchain to power supply chain and employ other cloud-based services like IoT and analytics delivered by IBM as well.

FedEx - BiTA
FedEx and BiTA(Blockchain in Transportation Alliance)teamed up in February 2018 to launch a blockchain powered pilot program to resolve customer disputes.

Success of these projects will be a break through a real innovation in this sector