Group 1 - China Electric Power Construction Group East Survey and Design Institute Co., Ltd. applied for a patent titled "Tolerant Building Component Joint and Construction Method" with publication number CN119801143A, filed on March 2025 [1] - The patent involves technology related to building connectors, specifically focusing on joints that can accommodate tolerances, which includes first and second joints and a buckle plate [1] - The design aims to reduce and suppress displacement caused by stress on building component joints, eliminating errors during processing and installation [1] Group 2 - China Electric Power Construction Group East Survey and Design Institute Co., Ltd. was established in 1993 and is located in Hangzhou, primarily engaged in professional technical services [2] - The company has a registered capital of 2,574.632376 million RMB and has invested in 196 enterprises [2] - The company has participated in 5,000 bidding projects and holds 5000 patent records along with 155 trademark records and 254 administrative licenses [2]