Metal Finishing Who I Am, What I Can Do, What I Can Do Well Founded in 2016 and headquartered in Dalian Free Trade Zone, Liaoning Province, China, Yisen Energy is a world-renowned provider of energy technology solutions and surface hardening technical solutions, specializing in technical services related to oil and gas exploitation, research and development of oil and gas equipment, application solutions for system integration, and operation hosting services. The supercharged gas production and water-drained gas recovery system, the oil associated gas purification and recycling system, the laser cladding and 3D additive manufacturing system provided by the Company provide strong technical support for the efficient development of oil and gas. The surface hardening solutions, including supersonic and plasma thermal spraying, laser cladding and 3D additive manufacturing and hardfacing, beneficial to you in the improvement of performance and efficiency of your equipment and core components, and greatly improve and the great enhance of their service life. Following the spirit of "Innovation, Entrepreneurship & Splendid Achievement", http://www.oil-gassuperchargedsystem.com/