We recommend some groups in social media, and these groups facilitate peer communication and customer procurement.
Facebook:
Laser cutting and engraving machine: https://www.facebook.com/groups/lasertechnology
Non Destructive Testing: https://www.facebook.com/groups/ndt.nondestructivetesting
Coordinate Measuring Machine: https://www.facebook.com/groups/coordinatemeasuringmachine
Semiconductor: https://www.facebook.com/groups/semiconductorindustries
Photonics: https://www.facebook.com/groups/photonics
Linkedin:
CMM Machines: https://www.linkedin.com/groups/12076356/
Laser: https://www.linkedin.com/groups/10409559/
Industrial Metrology: https://www.linkedin.com/groups/12168745/
CNC Machines: https://www.linkedin.com/groups/10407690/
Semiconductor: https://www.linkedin.com/groups/10407824/
Nondestructive Testing: https://www.linkedin.com/groups/10473542/
Fiber Laser: https://www.linkedin.com/groups/10412134/
Chip: https://www.linkedin.com/groups/10409769/