Coalmine water hazard prevention and control engineering industry is based on the core technical advantages of mine water disaster prevention and rescue. It is gradually formed and developed with the integration of the professionals of hydrogeology, engineering geology, coalfield geology, and geophysical exploration and drilling, the technology and the equipment advantages in Xi'an Research Institute. The main business includes the general contracting of design and construction on mine hydrogeological detailed exploration, water hazard management and emergency rescue of water inrush disaster. Over the past decades, it has presided over 80% of the emergency rescue of the country's coalmine flooding disasters. The water blocking rate reached 100%. It has made outstanding contributions to safeguarding coal mine safety production, eliminating hidden disaster of water hazards, and water hazard emergency management, and has a good reputation in the field of coalmine water hazard prevention.