6th,Jan.2017,The Welding Specialist from SINOPEC Branch had visit Luoyang Deping factry to watch the Automatic Welding System working progress. Indlcuding the Automatic internal pipe welding clamp and automatic external pipe welding machine.
Also view our pipe facing machine and internal clamp etc.
Tous droits réservés 2019 @ La Société à responsabilité limitée de Technologie Deping à Luoyang
