(1) The construction can be finished very fast and will not be affected by the season.
(2) The effective usable space is large and can reduce construction waste and environmental pollution.
(3) The material is recyclable and can promote the development of the related industries.
(4) The seismic performance is excellent; it is used conveniently with easy modification.
(5) High strength with light weight, the accessories allow a large safety margin, which can reduce the cost.
(6) Comply with country’s sustainable development strategy, low carbon, green, environmentally friendly, energy saving; all are supported by the government policy.
(7) Its surface is coated with anti-corrosion paint; this can improve the durability.