Companies certified by CESLA in the DVS standard

  • April 17, 2020
  • Comments off

From December 2 to 6, 2019, the courses on Welding of Polypropylene, Polyethylene and PVC plates, Welding of Polyethylene Geomembrane and Welding of polyethylene pipes with DVS Certification, issued by Jens Heyer, were held in Mexico City from Handwerkskammer Aachen, Germany. We thank companies and assistants for their trust and invite them to continue training […]

leer mas