... faced plywood, shorter construction period, and lower labor cost. Best choice to replace traditional expensive steel circular ... an Culture and Art Center Project: the diameter of its circular columns have 400mm, 700mm, 800mm, 900mm, and ... formwork, it only takes 5 days. The total cost is about USD 110,000.00.If to ... formwork, it will need 15 days and the cost will be USD260,000.00, including the expense ...