PP Yarn, Polypropylene Yarn, Polypropylene Multifilament manufacturer / supplier in China, offering 600d Professional Textile China Polypropylene Yarns Used for Sewing Thread, 1200d/100f Static-Free FDY Polypropylene Yarn for High-Pressure Fire Hose, 300d-450d-650d PP Hollow Yarn FDY Yarn Made of 100% Virgin Polypropylene and so on.