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File name:TIANCHENG STEEL TUBE Punch workshop
Category:Technology Video Download
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Published:2013-06-14 03:01:27
Update:2013-06-14 03:27:53
Summary:TIANCHENG STEEL TUBE Punch workshop

TIANCHENG STEEL TUBE Punch workshop

http://www.youtube.com/watch?v=2NHVP6Cp5uw

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Copyright©1989-2013 JIANGSU TIANCHENG GROUP LIMITED
Precision Seamless Steel Tube Manufacturer