To promote current research outcomes within the research communities to enhance their current knowledge in the field of Civil, Structural and Environmental Engineering and to discover new trends for future applications which are safer, cheaper and easier, OLC International is organizing the International Conference and Exhibition on Civil, Structural and Environmental Engineering will be held during September 27-29, 2021 in Lyon, France. The theme of the conference is Explore and Monitor the Systematic Traits in Lasers, Optics & Photonics This three-day event provides a platform for world-wide professionals to share their research outcomes and take part in intensive discussions on different aspects concerning this field. It will include several informative plenary talks, keynote lectures, panel discussions, workshops, poster and oral presentations and other social events aimed at fostering partnerships between academic and business communities. We hope this conference will provide an opportunity to young researchers, celebrated scientists, policy makers, members of associations and academic professionals to present their ideas to a large audience and to make new and lasting connections that will further career and business goals. We look forward to welcoming you to this conference in Naples, Italy 2021 Lasers, Atto Science, Quantum Thermodynamics, Laser Science and Technology, Laser Cosmology & Astrophysics, Ophthalmology, Optics and Lasers in Medicine, Optics and Biophysics, Bio photonics and Medical Engineering, Photonics In Artificial Intelligence, Opto fluidics, Integrated Optoelectronics • quantum cascade laser • frequency modulation • Integrated Optics • Optical parametric amplifiers • Phase-sensitive amplifiers • Fiber optical parametric amplifiers • Optical devices • Modulators • photo detector • optical computing • artificial intelligence • neural networks • hybrid laser • silicon photonics