Group Henan the Miles Road Bridge Group is the conservation of roads and bridges new technology research and promotion and conservation technology consulting services for the main business of high-tech enterprises, production and sales of the Group of 12 member companies to conservation detect design consulting, conservation construction of the new technology, road maintenance machinery R & Droad and bridges maintenance of road maintenance materials R & D and production and sales of color pavement design, construction, transport mechanical and electrical construction business component of the whole industry chain, road transport and urban construction of municipal industrial customers to provide road bridge maintenance service.
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