Hangzhou aidefu Co., Ltd. is a professional OEM&ODM manufactory, established in 2004. With more than 12 years experience, we always put the quality in the first place, be honesty and reliable. Professional service and effective communication can be offered by our professional designer team and salesman group. The best ability what we have is make your idea come to reality TODAY. Our products: Catalytic Converter Mat, Zirconia Foam Filter Plate, Ceramic Refractory, Ceramic Foam Filter, Ceramic Honeycomb Refractories, Alumina Foam Filter Plate, Price Catalytic Converter, Metallic Catalyst, Catalytic Dpf Scr Doc, Ceramic Monolith