Weifang Gangfeng Textile Co., Ltd. is specialized in the R & D, manufacture and sales of spun-dyed yarns. Founded in 1987, we are the first manufacturer of spun-dyed yarns in Shandong province, with over 20 years' experience in the production of spun-dyed yarns. And the company has built sound Q.C. system, and was approved by ISO9001 in the year 2000. Armed with 30,000 spindles, FA series spinning equipments and other world-leading devices and fittings, the company is capable of the manufacture of various pure cotton yarns, cotton-bast dyed yarns, spun-dyed slub yarns, wool/cotton dyed yarns as well as new-type fiber yarns with over 900 varieties. The annual production capacity has reached 4,000 tons of 7S-120S dyed yarns. In recent years, with the increasing of people's environmental awareness, we have strengthened our efforts on the R & D of green ecological cotton and new-type fib