SW Kelly bar

In 2017,railwayjobsite in MalaysiaAll of Sw kelly bars

In 2020, the groundbreaking ceremony of Xi'an Metro Line 16  All of Sw kelly bars

In 2017,railwayjobsite in MalaysiaAll of Sw kelly bars

In 2020, the groundbreaking ceremony of Xi'an Metro Line 16  All of Sw kelly bars

Beijing-tianjin high-speed railway jobsite
MZ406-5x13
Drilling rig: Soilmec R518
Drilling depth 60m

Beijing-tianjin high-speed railway jobsite
SW/MZ440-5x14
Drilling rig: Mait HR180
Drilling depth 65m

Zhengzhou-Xian high-speed railway jobsite
SW/MZ406-5x15.8
Drilling rig:  BG22
Drilling depth 72m

Jinzhou,Hubei jobsite
SW/JS406-4x13
Drilling rig: IMT AF180
Drilling depth 47m

Zhengzhou-Xian high-speed railway jobsite
SW/MZ406-5x14
Driling rig: CMV TH20
Drilling depth 65m

Tianjin jobsite
SW/MZ406-5x14
Drilling rig: Casangrande B200E
Driling depth 65m

Yunan jobsite
SW/JS575-4x22
Drilling rig:SwDM45
hole diameter: 2.5m
drilling depth:83m

Nanjing jobsite
SW/JS406-4x14
Drilling rig: Jintai SD22
Drilling depth 52m

Chongqing jobsite
JS575-4x17 630-4x18
Drilling rig: SR360/420
hole diameter. 2.5m drilling depth 60m

Yangtze river bridge jobsite
JS575-5x20
Drilling rig:  ZR360
hole diameter 2m drilling depth 80m

Shishou bridge jobsite
SW/MZ470-5X25
Drilling rig: Bauer BG38
Hole diameter: 2m Drilling depth:120m

Malaysia jobsite
SW/JS394-3x14.5
Drilling rig: Casangrande B275XP

Zhuhai jobsite
SW/MZ575-6X17.5
Drilling rig: Sany SR385
hole diameter: 2 m drilling depth: 95m

Zhuhai jobsite
SW/S575-5x22
Drilling rig: NSR TR460
Hole diameter: 2.5m Drilling depth: 102m

Guizhou jobsite
SW/JS575-5x19
Drilling rig:XCMG XRS1050h
ole diameter: 2m drilling depth: 85m

Maldives jobsite
SW/MZ530-6x17.6
Drilling rig: NSR TR360
hole diameter: 2 m drilling depth: 90m