Large rotary drilling rigs of models 360, 400, and 450 are the main equipment for infrastructure engineering. The key to model selection lies in matching construction requirements, geological conditions, and efficiency goals. Different models have their own focuses in terms of torque, drilling d Read More

Long-term idling of rotary drilling rigs is prone to environmental factors, leading to issues such as rusting of metal components, moisture damage to electrical systems, and aging of hydraulic elements, which severely affect the subsequent startup performance and service life of the equipment, a Read More

As the core power transmission and operational component of a rotary drilling rig, the drill pipe directly determines borehole efficiency and construction quality. The material selection, joint count design, and drilling stability are closely interrelated. Below, we concisely analyze the fundame Read More

As Christmas approaches, the twinkling lights in the streets and the Christmas melodies echoing in shopping malls fill people's hearts with warmth and anticipation. In this magical season, we also welcome the countdown to the Chinese New Year. For our friends in the machinery industry, this is not Read More

As Christmas approaches, the twinkling lights in the streets and the Christmas melodies echoing in shopping malls fill people's hearts with warmth and anticipation. In this magical season, we also welcome the countdown to the Chinese New Year. For our friends in the machinery industry, this is not Read More