... with UL, ATEX and CE certification. Now Maide' s products are covering full line followed products: 1.Positive ... 2.Fuel dispenser components, including meter, combinated vane pump, gear pump, submersible pump, automatic nozzle, solenoid valve, etc 3.LPG dispenser ... air aliminator, etc. 4.Electric Transfer Pump, electric diesel pump & meter, gasoline explosion proof pump, etc.5. oil tank truck parts, ...