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Qingdao Xinguangzheng Steel Structure Co.,Ltd is a large co***ny which has been specialized in designing, modeling, manufacturing and installing Steel Structure projects around the world for 18 years. We have 5 branch factories all near around our city, we can produce all accessories materials of all kinds of steel structure buildings by ourselves, including H section steel columns, beams,all roof and wall materials, overhead cranes, windows, doors, ventilators, paint and etc. So we can control the quality ...
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