... :ISO 9001:2000 Material:Q235 & Q345 Application:factory workshop, warehouse, construction engineering Firstly Brand Name: YinglongPlace of Origin: Shandong ... steel building, metal building, modular house, Steel frame for warehouse, workshop, bridge machine, oil drilling platform, welding parts etc ... China Road and Bridge Equipment Co., Ltd.(June 2007)13. Power plant of Huarun Power Co.,Ltd.(Aug.2007 ...