Nano manufacturing technologies attract global attention and research, among which laser nano manufacturing is a key focus. Starting with the introduction of laser far-field nano-manufacturing technologies and especially near-field nano-manufacturing techniques for fabrication of surface nano structures and 3D nano structures/devices, the summarizing of emerging applications of these technologies is focused on, including metamaterials, photonic crystals, data storage, biomedical applications, sensors and functional surfaces. The detail summary of the emerging applications of nano-manufacturing technologies is aimed at stimulating the research and development of laser nano manufacturing technologies.