Shanghai Runningfilter Co., Ltd. which is one of the leading & professional companies on the dust filtration & separation products in China. What we are doing is that we try our best to take away dust from air; to protect human beings living environment fresh & clean ; to serve the companies who needing bag filter system parts and related products.Our company have six production lines of needle punched felt equipment, hundreds of filter bag sewing machines, 300 hundred fiberglass weaving equipments. We have excellent & professional work team to going on filtration technical test and quality control.Our company and filter bag products have won a good reputation in local and abroad recent years.