Our company since its inception, constantly regards product or service high quality as business life, continually improve creation technology, make improvements to product high-quality and consistently strengthen business total high-quality management, in strict accordance together with the national standard ISO 9001:2000 for 3 Inch Diamond Core Drill Bit, Mini Boring Machine, Clear The Underground Obstructions, Hydraulic Rotary Rig,Depth 56m Rotary Drilling Rig. Welcome worldwide customers to contact us for business and long-term cooperation. We will be your reliable partner and supplier. The product will supply to all over the world, such as Europe, America, Australia,Malawi, Honduras,Oman, Venezuela.Our company offers the full range from pre-sales to after-sales service, from product development to audit the use of maintenance, based on strong technical strength, superior product performance, reasonable prices and perfect service, we'll continue to develop, to deliver the high-quality items and services, and promote lasting cooperation with our customers, common development and create a better future.