full speed rollforming,rollforming,

Name: full speed rollforming,rollforming,
Uploaded: 2011-06-14T04:50:26+00:00
Duration: 35 s
Channel: rolllm
Description: www.chinarollformingmachine.com<br />www.zglmgs.com<br />&starf;20 years of manufacturing roll forming equipment, roll forming China's largest production base.

rolllm

www.chinarollformingmachine.com www.zglmgs.com ★20 years of manufacturing roll forming equipment, roll forming China's largest production base.

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