Qingdao Director Steel Structure Co.,Ltd. is one leader manufacturer engaged in the research,Website:http://www.directorsteelstructure.com, development, production, sale and service of steel structure. We have been in this line for 16 years. Portal frame is the usual type in the industrial workshop and warehouse shed. Other types also could be designed and manufacturer as per clients’ request. We are located in Qingdao with convenient transportation access. We are managed by dedicated and qualified professionals, who are committed to understanding and serving the needs of our clients. Known for the quality of steel structure products and services and for its attention to safety and we are determined to maintain our high standards through continuous improvement of processes and procedures. We've earned as the steel fabricator of choice for customers from South America, Africa, South Asian and Australia.