tongan road Qingdao, Shandong

Director Group is a professional manufacturer and exporter of a wide range of products and services. The main products are light steel prefabricated house, steel structure buildings, container house, ...

Northeast of the Northern Industrial zone of Qingdao China Qingdao, Shandong

Qingdao Yili Steel Structure & Engineering Co., Ltd. Is a large scale steel structure manufacturer, specialized operation with design, produce and install steel structure, fabrication house and so...