Group 1 - The State Intellectual Property Office of China granted a patent for a method related to the optimization of rebar treatment in prefabricated beams for high-speed rail, with the patent number CN119066746B, applied for on August 2024 [1] - China Railway Seventh Group Zhengzhou Engineering Co., Ltd. was established in 2005, has a registered capital of 510 million RMB, and has participated in 5,000 bidding projects with 646 patents [1] - China Railway Seventh Group Co., Ltd. was established in 2000, has a registered capital of 2.61181 billion RMB, and has participated in 5,000 bidding projects with 1,176 patents [1] Group 2 - China Railway Design Group Co., Ltd. was established in 1992, has a registered capital of 660 million RMB, and has participated in 5,000 bidding projects with 4,572 patents [2] - The company has invested in 34 enterprises and holds 56 trademark registrations [2]
中铁七局取得基于BIM的高速铁路预制梁钢筋优化处理专利
Sou Hu Cai Jing·2026-01-16 08:32