MicroCloud Hologram Inc. (NASDAQ: HOLO), ("HOLO" or the "Company"), a technology service provider, announced its plan to invest 400 million USD to upgrade the Bitcoin protocol to resist quantum attacks. The company will participate in the research and development of a quantum-resistant Bitcoin protocol and work towards building a secure cryptographic infrastructure for the quantum era. MicroCloud Hologram Inc. plans to collaborate with academic institutions and the open-source community to explore a quantum-resistant protocol framework that is compatible with the existing Bitcoin ecosystem and capable of gradual upgrades.