Project Overview: The Pengjian Steel Pipe Bundle Residential Building Project is undertaken by Shandong Pengjian Construction Group Co., Ltd. Our company is involved in the steel structure processing, production, and installation of the steel structure professional subcontracting project. This residential building replaces the traditional reinforced concrete residential system by using factory prefabricated steel pipe bundles and steel beams. It has superior seismic performance, shortened construction period, reduced costs, and improved engineering quality. It is a green and environmentally friendly steel structure prefabricated building vigorously promoted by the country