Liebherr Rotary Drilling Rig vs Yishan(Tianjin)Heavy Rotary Drilling Rig which is better

Liebherr Rotary Drilling Rig and Yishan(Tianjin)Heavy Rotary Drilling Rig Which one is better? What is the difference between Liebherr Rotary Drilling Rig and Yishan(Tianjin)Heavy Rotary Drilling Rig which is of good quality, the editor learned through comparative analysis Liebherr LRB 18 Piling and drilling rigs,Liebherr LRB 16 Piling and drilling rigs,Liebherr LB 45 Drilling rigs,Liebherr LB 36-410 Drilling rigs,Liebherr LB 28-320 Drilling rigs,XRS1050 Rotary drilling rig,XRS680 Rotary drilling rig,XR400D Rotary drilling rig,XR320D Rotary drilling rig,XR260D Rotary drilling rig performance characteristics and detailed parameter configuration for the majority of netizens to refer to, understand Liebherr Rotary Drilling Rig and Yishan(Tianjin)Heavy Rotary Drilling Rig Which is better, please pay attention to global-ce.