Greatwall is Thailand's largest privately owned Manufactures and Installers of energy saving products for construction, insulated roofing system in a single product, food processing, cold storage industry, housing, office cabin and ready-made toilet partition.

Greatwall manufactures self extinguishing grade and C.F.C. free for polystyrene block and sheet products of varying densities and thickness and Greatwall insulated Clip-Lock system, i.e.. Sandwich panel in varying thickness from 50 mm. to 350 mm. Depending on application.

Greatwall insulated panel systems are applied to cold storage and freezer store construction, their primary and original manufactured usage. As the construction industry has discovered the product is a versatile and affordable product, the refinished product has many more application, i.e.. clean rooms, completed factory and office cladding-walls and roofing, factory and office partition walls, food manufacturing plants, controlled environment rooms, trafficable suspended ceilings, office cabin, ready-made toilet partition and housing industry.

Greatwall receive a height ratio of repeat continuing Business with many of our clients and have our sights, plant and technology improvement established for the year 2000 and beyond.