1. We utilize mechanical transmission system for main parts of this compound electric drilling rig, so as to provide easy maintenance and control, as well as exceptional price/performance ratio. 

2. Drilling power of this compound rig is supplied by 3 diesel engines featuring belt compound solution, whereby our drilling machine is renowned for minimized cost and noise generation. 

3. Drawworks is installed at lower place for being readily deployed. Moreover, main brake for the drawworks on this compound electric drilling rig is hydraulic disc brake, thus offering large torque and reliable performance.