广州地铁设计研究院申请地下地铁车站专利，能更均匀分散站厅压力减少应力集中

Group 1 - Guangzhou Metro Design Research Institute Co., Ltd. applied for a patent titled "A Subway Station" with publication number CN 119754337 A, filed on February 2025 [1] - The patent involves urban rail transit structural engineering technology, featuring a subway station design that includes a platform, a hall, and a triangular support structure to enhance stability and safety [1] - The triangular support structure is designed to evenly distribute pressure on the hall, reducing stress concentration compared to traditional multi-column structures, thereby improving structural stability and comfort [1] Group 2 - Guangzhou Metro Design Research Institute Co., Ltd. was established in 1993 and is based in Guangzhou, primarily engaged in professional technical services [2] - The company has a registered capital of 400.01 million RMB and a paid-in capital of 360 million RMB [2] - The company has invested in 17 enterprises, participated in 5,000 bidding projects, and holds 1,673 patents along with 20 trademark registrations [2]