Détails de la société
CANGZHOU HAOYUAN PIPE FITTINGS MFG CO.,LTD
Specializing in the production of large elbow
https://www.youtube.com/watch?v=h6ly8ZtJNcg&feature=youtu.be
Pipe material cutting
https://www.youtube.com/watch?v=IUZTjBDtLBU&feature=youtu.be
4D elbow
https://www.youtube.com/watch?v=srXw1Yw7T0A
Steel elbow marking
https://www.youtube.com/watch?v=b005MdH1d9M
elbow production
https://www.youtube.com/watch?v=0u4b4wn2MWg
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