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Construction machinery is the important part of assembly industry. Generally speaking, construction engineering, road construction and maintenance, flow type lifting handling operation and various construction projects need necessary for comprehensive mechanized construction engineering machinery and equipment, known as engineering machinery. It is mainly used in construction, transportation, national defense construction, energy industry, mine construction and production raw materials, such as construction and industrial production, agriculture, forestry and water conservancy construction, industrial and civil construction, urban construction, environmental protection and other fields.

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