SPM,born for drilling.SPM have been focusing on DTH drilling for 16 years.As the leading DTH drilling giant, Ingersoll Rand is the first foreign-funded enterprise to introduce top drilling technology into China, SPM, born from Ingersoll Rand China, completely absorbed Ingersoll Rand's drilling techniques, continuing an international leading position in the drilling industry.We are specialized in manufacturing various DTH drilling hammers\matched drilling bits\drilling rigs and drilling pipes for water wells\mines and oil industries,SPM has been promoting productivity in drilling industry, SPM ensure the safety and stability of drilling engineering, and provide professional, efficient and reliable whole drilling solutions.SPM and his dedicated teams are committing themselves to provide international clients with various quality products and professional services,and make their upmost efforts to make continuous contributions to the growth of the world's economy and environment protection.