Group 1 - The core viewpoint of the article highlights that Ruike Laser's ultraviolet nanosecond laser has superior characteristics such as short wavelength, short pulse, high beam quality, and high peak power, making it excellent for precision processing of PCB boards [2] - The laser PCB technology is identified as a significant direction for the upgrade of the PCB industry due to its advantages of high precision, low damage, and compatibility with new materials, indicating a broad future market potential [2]