INTERNATIONAL PATENT: CHINA RAILWAY 14TH BUREAU GROUP CORPORATION LIMITED, 中铁十四局集团有限公司, JINGJINJI INTERCITY RAILWAY INVESTMENT CO., LTD., 京津冀城际铁路投资有限公司, CHINA RAILWAY DESIGN CORPORATION, 中国铁路设计集团有限公司 FILES APPLICATION FOR "PREFABRICATED U-SHAPED GROOVE STRUCTURE, ROADBED AND CONSTRUCTION METHOD"

GENEVA, Nov. 2 -- CHINA RAILWAY 14TH BUREAU GROUP CORPORATION LIMITED (Building A, Tiejian Building, No. 2666 Aoti West Road, Lixia DistrictJinan, Shandong 250013), 中铁十四局集团有限公司 (中国山东省济南市历下区奥体西路2666号铁建大厦A座), JINGJINJI INTERCITY RAILWAY INVESTMENT CO., LTD. (Xiong'an High Tech Zone Service Center, Xiong'an Area, China (Hebei) Pilot Free Trade ZoneBaoding, Hebei 071800), 京津冀城际铁路投资有限公司 (中国河北省保&...