Gas Changer System(GCS) as alternative to power Gasoline Engines (Cars / Buses). This will give users the flexibility to run Engine on Dual system, i. e. Powering their vehicle engine on either Gasoline(Petrol) or Gas. Mastercare Nig Ltd needs a Manufacturing Company in China (Partnership) to produce the Gas Changer System(GCS) for Nigeria Market & possibly other Africa Countries. Show More