The 10th International Laser and Optoelectronics Conference (LOC 2025) will be held during December 5-7, 2025 in Sanya, China. LOC 2025 is organized by the Engineering Information Institute and co-sponsored by Spectral Branch of Jilin Provincial Society for Analysis and Testing Technology, the Scientific Research Publishing, and other institutions. This Conference will cover issues on Laser and Optoelectronics. It covers issues on Lasers, amplifiers, micro/nano-photonic devices, Laser Processing of Materials, Terahertz Technologies and Applications, Ultrafast Optics, Optoelectronic Devices and Applications, Short-pulse, solid-state, semiconductor, fiber, waveguide optical sources and devices, Active Optical Sensing and Metrology, etc. The conference is soliciting state-of-the-art research papers in the following areas of interest: Lasers, Amplifiers, Micro/Nano-Photonic Devices Solid-State-, Liquid and Gas Lasers, Technology and Devices Fiber Lasers, Cw and Pulsed; Amplification, Ultra Wideband, Mode-Locked, Nonlinear Effects High Energy/Average Power Lasers Micro Fabricated Devices, On-Chip Applications Nonlinear Effects in Micro and Nano Devices Laser Processing of Materials Femtosecond Laser Processing Laser micro- and Nanoprocessing Laser Nanopatterning Laser Synthesis of Nanomaterials Laser Direct Write Laser Assisted Fabrication of Novel Opto-electronic Devices Terahertz Technologies and Applications Ultrafast Time-Domain Systems Direct Generation Using Terahertz Lasers Cw Generation based on Nonlinear Optical Mixing New Terahertz Measurement Techniques and Instrumentation Advances in Imaging Configurations, Detector Technologies, and Terahertz Optical Components Terahertz Optical Measurements Applications Using Terahertz Radiation for Spectroscopy, Sensing, and Imaging Ultrafast Optics, Optoelectronic Devices and Applications Optical Phase Control in Ultrafast Laser Systems Ultrafast Optoelectronic and Electro-optic Materials, Devices, and Systems Ultrafast Measurement Techniques Applications of Ultrafast Technology Ultrafast Amplification and Schemes Short-Pulse, Solid-State, Semiconductor, Fiber, Waveguide Optical Sources and Devices Fiber-Optic Sensor and Networks White LED and Related Technologies Electro-optic Modulators and Related Advanced Modulation Format Technologies Advanced Radio-Over-Fiber Devices and Related Technologies Intelligent Optoelectronic Devices and Optical Switching Grating-based Devices and Related Technologies Slow And Fast Light Devices and Related Technologies Free-space Communications Related Devices and Technologies Systems or Devices for Optical and Digital Image Processing Biophotonics and Optofluidics Laser Medical Diagnostics and Therapeutics Biosensing Including Spectroscopic Optical Diagnostics Optical Coherence Tomography Photoacoustic Techniques Optics in Biotechnology Lab-on-chip Devices Microfluidically Tunable or Reconfigurable Optical and Photonic Systems Optofluidic Assembly and Lithographic Techniques Active Optical Sensing and Metrology New Optical Devices, Instruments, and Technologies for Precision Measurements Optical Frequency Standards; Length, Distance, and Dimensional Metrology; Lasers, Supercontinua, and Broadband Sources Frequency-Comb Generation, Control, and Applications; Carrier-Envelope Phase Control Chemical and Biological Agent Detection and Identification Atmospheric Monitoring, Indoor, Outdoor, Industrial, Combustion, Emissions New: Laser Spectroscopy for Breath Analysis Other Related Topics