7:45 play_arrow film blowing machine,blown film machine Bill Wang visibility 5 schedule 14 years ago favorite
0:32 play_arrow three colors drink straw making machine Bill Wang visibility 1 schedule 14 years ago favorite
0:36 play_arrow stretch film flexographic printing machine Bill Wang visibility 1 schedule 14 years ago favorite
1:50 play_arrow centrel sealing and three side sealing machine Bill Wang visibility 1 schedule 14 years ago favorite
2:15 play_arrow Automatic Plastic Vest Bag Making Machine Bill Wang visibility 3 schedule 14 years ago favorite
0:49 play_arrow 3 layers blown film extrusion line Bill Wang visibility 1 schedule 14 years ago favorite