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交通部第四航务工程局是一家以经营水运、路桥工程为主的大型一级施工企业。建局四十多年来,特别是改革开放十五年
The Fourth Navigation Engineering Bureau of the Ministry of Communications is a large-scale first-level construction company that mainly operates water transport, road and bridge projects. Over the past four decades since the establishment of the URA, especially 15 years of reform and opening up