Precast wall panels refer to reinforced concrete slab components processed in prefabrication factories or construction sites for use in building assembly.

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The use of precast concrete wall panels to construct precast large panel buildings can improve the degree of factory and mechanized construction, reduce on-site operations, achieve no plastering, reduce common quality problems such as hollowing and cracking, save on-site labor, be less constrained by climate conditions, save labor, shorten the construction period, and improve building quality.

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