ChainCatcher news, one of the Big Four accounting firms, EY (Ernst & Young), announced the launch of EY OpsChain Contract Manager (OCM), a blockchain-based contract management solution. This solution leverages the security and accessibility of the public Ethereum blockchain, achieving data privacy through zero-knowledge proof (ZKP) technology, enhancing contract integrity, and reducing value leakage.It is reported that one of the main advantages of EY OCM is its compatibility with existing enterprise systems through standardized APIs. EY OCM supports the execution of complex business agreements, maintains privacy, improves time efficiency, and achieves cost reduction through automated compliance with agreed terms. EY OCM can synchronize business agreement data across internal and external operations and technology silos, unifying the execution of key business terms such as standardized pricing, quantity discounts, and rebates.