Group 1 - The State Intellectual Property Office of China granted a patent titled "Engineering Structure Simulation Method, Device, Equipment, and Storage Medium" to three companies: Sichuan Transportation Survey and Design Research Institute Co., Ltd., Jiangxi Transportation Maintenance Technology Group Co., Ltd., and Jiangxi Gandong Road and Bridge Construction Group Co., Ltd. The patent was applied for on March 2025 and has the authorization announcement number CN119849269B [1][2] - Sichuan Transportation Survey and Design Research Institute Co., Ltd. was established in 1990, located in Chengdu, with a registered capital of 260 million RMB. The company has invested in 9 enterprises, participated in 4,852 bidding projects, holds 10 trademark registrations, 807 patents, and has 47 administrative licenses [1] - Jiangxi Transportation Maintenance Technology Group Co., Ltd. was founded in 2021, located in Nanchang, with a registered capital of 100 million RMB. The company has invested in 8 enterprises, participated in 200 bidding projects, holds 98 patents, and has 4 administrative licenses [1] - Jiangxi Gandong Road and Bridge Construction Group Co., Ltd. was established in 2000, located in Fuzhou, with a registered capital of 100.8 million RMB. The company has invested in 17 enterprises, participated in 4,651 bidding projects, holds 68 patents, and has 102 administrative licenses [2]