Group 1 - Beijing Huapu Yifang Technology Group Co., Ltd. has applied for a patent for a blockchain-based digital archive management method and system, with publication number CN 119782258 A, filed on March 2025 [1] - The patent aims to enhance digital archive management efficiency by preventing data tampering and reducing data processing volume through a structured blockchain approach [1] - The company was established in 2005 and is primarily engaged in technology promotion and application services, with a registered capital of 30.505952 million RMB [2] Group 2 - The company has invested in 83 enterprises and participated in 690 bidding projects, indicating active engagement in the market [2] - It holds 25 trademark registrations and 13 patents, along with 8 administrative licenses, showcasing its commitment to innovation and compliance [2]