RFH 355 nm DPSS Laser Source  short wavelength engraving jade is smooth and not easy to chip   Why is it more suitable to use a 355 nm DPSS Laser Source  to carve jade?   The cold processing characteristics of 355 nm DPSS Laser Source s are very popular in the jade carving market.   Chinese people have been happy to wear jade since ancient times, especially jade varieties such as jade and white jade are very popular among Chinese people. In the modern times with better economic conditions, jade has become a collection of many people. At present, most of the jade production in my country has adopted the laser marking method to mark and engrave the required characters on the surface of the jade.