Weifang Gangfeng Textile Co., Ltd. is specialized in the research, development, manufacture and sales of spun-dyed yarn. Founded in 1987, we are the first manufacturer of spun-dyed yarn in Shandong province, with over 30 years' experience in the production of spun-dyed yarn. Besides the rich experience in the production management of spun-dyed yarn, our company has built a sound Q.C. system, and was certificated to ISO9001 quality system...