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According to the nanoparticles’ dimension, the preparation methods and research status of nano silver with various morphologies are introduced. The shortages in the fabrication process of silver nanoparticles are analyzed. The possible developing trends of the controlled preparation of nano silver with various morphologies are also prospected. The questions existing in industrialization progress of nanostructured silver are also discussed. Nano silver with various morphologies is considered as a kind of significant material for nanodevices with different functions.