For use on land; Laser technologies, early detection and warning radars, weapons, mapping and mapping systems, landmine detection and cleaning systems, etc. For use at sea; Ship subsystems, submarine and surface defense systems, diving equipment and rescue materials, heating, ventilation and cooling systems, ship building materials, etc. For use in aviation and space; Human beings include aircraft, drones, air defense systems, aircraft engines, aircraft subsystems, external power supplies, ground control technologies and many other newly developed products, systems and software.