- Case:Cretaceous Period Geological Research Drilling Project
- Cov khoom txhawb nqa:Hydraulic Winch
- Cov yam ntxwv ntawm cov khoom:Tsis Siv Neeg Cable Npaj & Cable Muaj peev xwm ntawm 6,500 Meters
Post lub sij hawm: Aug-24-2015
Post lub sij hawm: Aug-24-2015