【China Securities Regulatory Commission issued (Communication Guidelines for General Blockchain Infrastructure in Regional Equity Markets) and 8 other financial industry standards】According to Jinse Finance, the official website of the China Securities Regulatory Commission announced the issuance of (Communication Guidelines for General Blockchain Infrastructure in Regional Equity Markets) and 8 other financial industry standards. The financial industry standard (Communication Guidelines for General Blockchain Infrastructure in Regional Equity Markets) specifies the communication guidelines between the general financial infrastructure based on the "Regulatory Chain - Local Business Chain" dual-layer architecture and existing systems of regional equity markets. It clarifies the systems, main data objects, business scenarios, and operational instructions involved in six types of communication agreements: user registration agreements, asset registration agreements, fund mapping agreements, asset mapping agreements, transfer management agreements, and settlement management agreements. The formulation and implementation of the standards are conducive to fully leveraging the supporting role of the "Regulatory Chain - Local Business Chain" dual-layer blockchain architecture for existing business systems and promoting the transformation and integration of existing business systems.