-The gateway plant from car to the East region and East of the country. -Ban PHO plant from car to the Central and East.Samrong factory-to transport the car to the South and West region.
- Manufacturing of transportation gateway to the east and northeast of the country - Ban Pho Plant of transportation to central and east - Samrong plant to transport the car to the south and west.
Gateway - factory from transport to the East and northeast of the country.Factory - ban pho from transport to central and northeast.Factory method - to transport to the southern and western.