How Blockchain Is Rewiring Credit Flows in Supply Chains

Why It Matters

Blockchain is changing how companies manage payments and trust across supply chains, reshaping who gets credit, and when.

Key Takeaways

Blockchain reduces firms’ reliance on supplier credit but encourages them to extend more credit to customers

It improves transparency and trust, making credit decisions faster and more data-driven

Its impact is strongest in uncertain markets, where firms need flexibility to manage demand swings

 

A Shift in Who Finances Whom

Trade credit, where firms delay payments to suppliers or offer delayed payment terms to customers, is a quiet but critical engine of global business. It helps companies manage cash flow, build relationships, and keep supply chains moving.

This study, based on over 3,000 listed firms in China between 2015 and 2022, shows that blockchain is fundamentally reshaping this system. Companies that adopt blockchain tend to rely less on credit from suppliers, while offering more credit to their customers. In effect, credit is moving downstream, from suppliers to customers.

This shift reflects a deeper change. Rather than using credit as a buffer against uncertainty or lack of trust, firms are increasingly using technology to manage risk directly. Blockchain’s shared, tamper-proof records give all parties visibility into transactions, reducing the need for protective financial arrangements.

Why Blockchain Changes Credit Decisions

At its core, blockchain improves how firms process and trust information. Every transaction is recorded in real time and cannot be altered, reducing disputes and uncertainty. This has two key effects.

First, firms feel less need to delay payments to suppliers. With better visibility and fewer risks of opportunistic behaviour, companies can operate with tighter, more efficient payment cycles. This reduces dependence on supplier financing.

Second, firms become more willing to extend credit to customers. Blockchain allows them to verify customer reliability more easily and automate agreements through smart contracts. As a result, they can offer more flexible payment terms with greater confidence.

In short, blockchain replaces trust-based or relationship-based financing with data-driven decision-making. Credit is no longer just a safeguard; it becomes a strategic tool to win and retain customers.

When the Impact Is Strongest

The effects of blockchain are not uniform. They become more pronounced under certain business conditions.

For firms dealing with a small number of dominant suppliers, blockchain further reduces reliance on supplier credit. Greater transparency weakens suppliers’ informational advantage, shifting the balance of power.

On the customer side, however, the increase in credit provision is consistent regardless of how concentrated the customer base is. Blockchain’s ability to assess credit risk works across both large and diverse customer groups.

The biggest impact appears in uncertain markets. When demand is unpredictable, firms using blockchain extend even more credit to customers to secure sales and maintain relationships. At the same time, they can better manage the risks involved thanks to improved data visibility.

Interestingly, supply-side uncertainty does not significantly change the effect. Blockchain stabilises supplier relationships enough that firms’ credit behaviour remains consistent.

Business Implications

For business leaders, the message is clear: blockchain is not just an operational tool; it is reshaping financial strategy.

First, firms need to rethink their credit policies. As supplier credit becomes less available, companies must strengthen cash flow planning and liquidity management. At the same time, they can use blockchain insights to design more targeted and flexible credit terms for customers.

Second, supply chain structure matters. Firms heavily dependent on a few suppliers may face tighter payment conditions after adopting blockchain. Diversifying suppliers and improving procurement flexibility can help mitigate this risk.

Third, blockchain offers a competitive edge in volatile markets. Companies can use it to respond faster to demand changes, extend credit strategically, and build stronger customer relationships.

Finally, the study finds that these changes are not just operational; they drive growth. Firms adopting blockchain see improved revenue performance, partly because better credit management strengthens both sales and partnerships.

Authors and sources

Authors: Minhao Gu (Tianjin University), Peizhi Zhang (Tianjin University), Rui Chang (Tianjin Normal University), WaiFong Boh (Nanyang Technological University), Baofeng Huo (Zhejiang University)

Original article:  IEEE Transactions on Engineering Management ( Volume: 73)

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