Product Description XCMG official manufacturer concrete mixer truck for sale More models for sale •Using Liquefied national gas (LNG) as fuel.XCMG K series LNG engine mixers are classic products of XCMG energy saving series products. •Natural gas should be strictlypre purified before being liquefied so that foreign substance content is far less in LNG than in CNG,which provides good condition for vehicle exhaust emission to meet stricter standard. •LNG represents clean energy encouraged to use by the county,the use of LNG reduces carbon emission by 50% and the emission of inhalable particulate ,atter is generally zero.No lubricant is diluted in LNG engine and LNG may effectively extend the life of engines.