DongGuan Retop Filter Material Co. Ltd.---Leading filter material manufacturer in China DongGuan Retop Filter Material Co. Ltd. is a business specialized in producing non-woven fabrics for filter.. With more than 15years , leading experience in research and development, we provide various kinds of non-woven fabrics for car filter. Engine air filter non-wovens Heat melt filter non-wovens Cabin non-wovens Carbon non -wovens Glass fiber non-woven for Hydraulic pressure filter With company-owned factory of more than 26, 000 squaremeters, we have 8 multi-function production lines in needle punched line, spray line , composite and so one. We are the biggest manufacturer of non-woven fabrics for car filter in China, with the yearly capacity of 15, 000, 000 squaremeters non-woven fabrics for air filter. Sticking to the concept of innovative technology, quality product, elaborately manufacture and sincere service, our company provides top-quality products and service for filter material enterprises around the world.