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Zhangjiagang Xiaofeng Building Materials CO., LTD. Is located in one of the civilized cities in China, Zhangjiagang. Zhangjiagang benefits greatly from being close to Shanghai to the East as well as Yangtze Riverside Expressway and Beijing-Shanghai Expressway to the South. With a complete and scientific quality management system, we excel in producing and processing lightgauge steel joist and cold-forming section bars...