精品一区二区视频在线-精品一区二区无线乱码-精品一区二区在线观看-精品一区二区在线视频-精品一区久久-精品一区日韩欧美

Zhengda takes "quality and credit as number one priority", and establishes "human-oriented" management system. Over years' hard working, Zhengda has experienced great development; thus we now have the good abilities to produce all kinds of quality knitting yarns and round knitting machine-woven fabrics. Our products are well sold in all the places of China as the materials of garment, weaving and foreign trade companies and enterprises, and the demand exceeds supply for years.