The unified social credit code/registration number of Hunan Expressway Tongsheng Materials Co., Ltd. is 9/||||| 0/430 |||| 0/2/|||||| 0/08/|||||| 0/388544g, and the enterprise is in the opening state.
The business scope of Hunan Expressway Tongsheng Materials Co., Ltd. is: wholesale of non-ferrous metal products; Retail of railway construction chemical products (excluding dangerous goods, monitoring products and inflammable and explosive products) and hardware products; General contracting of municipal public works construction; Research and development of new road and bridge materials, asphalt auxiliary materials and concrete additives; Urban road maintenance; Urban bridge maintenance; Urban tunnel maintenance; Security system engineering, power engineering, road signs, road signs, billboard installation, construction engineering; Construction and management of government public works and supporting facilities; Communication facilities installation engineering services; Landscape and green space, traffic facilities construction; Installation of new materials, new equipment and energy-saving and environmental protection products; Design and construction of new materials, new equipment, energy-saving and environmental protection products; Installation of traffic facilities; Engineering consultation; Traffic project construction; High-tech services; Technical market management services; Sales of building materials, cement products, road sign materials, new wear-resistant and anti-corrosion engineering materials, cement stabilized sand, non-ferrous metal materials and their powder products, cast iron, limestone, general machinery and equipment, electronic products and steel; Technical services for building engineering materials; Security monitoring manufacturing (limited to branches); General contracting of weak current projects; Professional contracting of bridge engineering; Professional contracting of railway electrification engineering; Environmental protection technology development services, consulting, exchange services and transfer services; Wholesale of non-ferrous metals (excluding dangerous chemicals). (Projects subject to approval according to law can only be operated after approval by relevant departments).
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