This Compound ”B” is situated on the area of 468 rais (184 acres), consisting of the
following factories ;
The Prestressed Concrete Factory : produces precast prestressed concrete I-girder , Plank girder , cross beam , deck slab , pile , concrete corrugated sheet pile , etc.
The Reinforced Concrete Factory : produces ditch, manhole, bridge handrail, curb, retaining wall, level crossing, cap beam, parapet, cladding, etc.
The Prefabrication Building Factory : Produces footing, ground beam, column wall, slab for single and house, town house, flat and condominium.
The Granite Factory : Produces granite tile in polished and fire surface finished.
The Glassfiber Reinforced Concrete (GRC) Factory : produces glass fiber reinforced concrete material for noise barriers and architectural finishing elements for building.
The Steel Structure Fabrication Factory : Fabricates large steel structure supply in both domestic and foreign, i.e., roof structure for terminal and concourse buildings, baggage handling of International Suvarnabhumi Airport, steel railway bridge etc.