Keypower is the first OEM company in China who has purchased the first unit of Tier 4 final Perkins engine for assembling. The EPA Emission standards require to reduce two primary exhaust pollutants. Including Particulate matter (PM), which is mostly unburned hydrocarbons like soot that previously shot out the exhaust stack unimpeded, and Nitrates of Oxygen (NOx), which is a primary ingredient of ...
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