Changzhou LongLongsheng Nets Industry Co., Ltd. formerly known as the netting testing workshop of Changzhou LongLongsheng Warp Knitting Machinery Co., Ltd. Our company long-term committed to proof for our client, experiment and develop new products,collect fabric product technical data and detecting the quality of the knitting machine. We accumulated a large number of first-hand data and experience on knitting fabric. The company was founded in 2009,it covers an area of 6,000 square meters. We