For the 2020 Munich on sea ray fair, time on July 3-5, 2020, place national conference and exhibition center (Shanghai), 8.1 pavilion, booth 8. C1434. Our company focus on big power, high power picosecond and femtosecond laser system. Products are widely used in physics experiment, fluid mechanics, material testing measurement and micro-nano processing and other fields. Welcome new and old friends to visit!