Shawn Li

MD800e work inside mine tunnel

Shawn Li

MDRig working video

Shawn Li

Salute to all professionals devoted to drilling and geology.

Shawn Li

MD800e is a beauty

Shawn Li

MD1000 test - without rod

Shawn Li

MD1000 test - with rods

Shawn Li

MD1000 testing

Shawn Li

MD1000 testing - rod clamp

Shawn Li

A special equation that proves MDRigs are money saving

Shawn Li

MD300PRO Operation Demenstration.

Shawn Li

Chinese Valentine's Day for Science and Engineering Boys with MD300Pro Drilling Rig

Shawn Li

MD300e horizontal coring in 800m underground tunnel

Shawn Li

MD300e core drilling in narrow tunnel(www.mdrig.com).

Shawn Li

MD300MD800MD1000 Wireline Operation Short Demenstration(mdrig.com)

Shawn Li

SPT(Soil Penetration Test)

Shawn Li

Dynamic Penetration, Percussion Drilling, Geotechnical engineering drilling

Shawn Li

GY-150 Drilling Mast Erection

Shawn Li

GY-150T working in UAE.

Shawn Li

Wireline tools animation

Shawn Li

XY-4 Wireline Core Drilling for Coal Exploration in Southern China

Shawn Li

GY 100 user guidance

Shawn Li

SPT Test(Soil Penetration Testing)

Shawn Li