INVITATION LETTER
Dear Sirs or Madams : This is an Invitation Letter. We LYUSTEC sincerely invite you to attend 9th Industrial Laser and Laser Technology Expo STOM-LASER Exhibition, during Apr. 5-7th, 2022 . We are in the center of Hall A . Booth number 81 , welcome to visit us. In the exhibition, we will show all victors: laser marker, laser welder, laser cleaner, various types of laser markers, CO2 lasers, etc. Detailed address: Booth NO.: Hall A – No. [...]