We mainly provide auxiliary machinery at the wellhead and pipeline equipment for crude oil. There are two main products of oil wellhead, one is piston pump and the other is centrifugal pump. Piston pumps are mainly used for mud discharge at well head, high pressure water injection in oil well, polymer injection in oil well and pipeline transportation of crude oil and mixtures.Centrifugal pumps can also be used for the transportation of crude oil and mixtures, especially for long-distance transportation of oil.