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                      | Pneumatics, hydraulics,
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                      | NOV products (including Mission and Hydra Rig).
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                      | SPM flow control products, well service pump and parts.
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                | More about the engine assembly and parts, please click the following brands: |  
                | MTU | DDC | Caterpillar |  
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                |  | Donaldson Company, Inc. is a leading global  provider of filtration systems and replacement parts. As a technology-driven company,  Donaldson is committed to meeting customers¡¯ needs for filtration solutions by  constant innovative research and development. Donaldson provides customers in  the industrial and engine markets with products in dust collection, power  generation, specialty filtration, compressed air purification, off-road  equipment, industrial compressors, heavy trucks and light vehicles. |  |  
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                    | Shanghai O&M provides kinds of: |  
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                    |  | Air filter |  
                    |  | lubricating oil/ fuel/ coolant filter |  
                    |  | Industrial hydraulic filter |  |  |  
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                    | Donaldson filter can be used in dust collector, power generation, computer hard disk, compressed air purification, construction equipment, mining, compressors, truck and other equipments. Following are the applications of Donaldson filter in the engines and hydraulic systems. |  
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