k span roll forming machine-Ultimate Building Machine

yingkou bohai machine equipment co.,ltd.
Add: No.139 East, Jinniushan Street, Yingkou City, Liaoning Province, China.
Mobile: +8615042734315
Email: cool-wj@163.com
wechat:coolwj123
More site: www.bohai-machine.com

Видео k span roll forming machine-Ultimate Building Machine канала tony wang