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Location: Tainan City, Taiwan River and highway pipeline drilling and excavation Use device: paratrackII
https://www.youtube.com/watch?v=zDTqoewpmZE
https://www.youtube.com/shorts/VwH1TIGHPmE
https://www.youtube.com/watch?v=W1KfQZK3kfU
https://www.youtube.com/watch?v=_cvf1vNtSSQ https://www.youtube.com/watch?v=fVI4MBdlJUg&t=39s
https://www.youtube.com/watch?v=H0qk2mT48wc&list=PLCyJUW1YwFqim6bGDO4KuvUhIQEjs-CBk