... 1)ISO9001 portable building 2)cossorive resistant 3)fast install and dismantle 4)fastness Good News: steel structure building price will ... from 4th, April to 6th, April. ISO9001 prefabricated building constructionProduct specification:1)Steel frame system:Main frame: ... , high rise steel office buiding, factory , plant, exhibition hall, gym, dormitory building, bus station, gas station etc.The details ...