At present, there is only one company specializing in laser series processing in Xi 'an, which is Xi 'an Zhengde Laser Engraving, Welding, Drilling, Cladding and Repairing Engineering Center. For details, please ask 029-83060326, or look at the website.
In addition, there are about eight companies in Xi 'an now engaged in simple bidding, and the price is relatively low, which is still not very good. If you are interested, you can go to Zhengde Laser.