INTERNATIONAL PATENT: CHINA FIRST HIGHWAY ENGINEERING CO., LTD., 中交一公局集团有限公司, NO.6 ENGINEERING CO. LTD. OF CCCC FIRST HIGHWAY ENGINEERING CO., LTD., 中交一公局第六工程有限公司 FILES APPLICATION FOR "EXTERNAL-INSTALLATION CLIMBING AND OVERTURNING COMBINED FORMWORK SYSTEM AND METHOD"

GENEVA, Nov. 16 -- CHINA FIRST HIGHWAY ENGINEERING CO., LTD. (Zhoujiajing, Guanzhuang, Chaoyang DistrictBeijing 100024), 中交一公局集团有限公司 (中国北京市朝阳区管庄周家井), NO.6 ENGINEERING CO. LTD. OF CCCC FIRST HIGHWAY ENGINEERING CO., LTD. (No. 549 Tanghan Road, Tanggu Marine Science and Technology Park, Binhai New AreaTianjin 300459), 中交一公局第六工程有限公司 (中国天津市滨海新区塘沽海洋科技园塘汉公ั...