Established in 1998, Ruian Sijia Machinery Co.,Ltd is located in Ruian Hantian Industrial Zone, Wenzhou city, Zhejiang Province, close to Shanghai & Ningbo sea ports. It’s specializes in manufacturing filter products for trucks and heavy-duty vehicle, excavators, forklift etc. Our product range covers Fuel filter, Oil filter, Fuel water Separator, Coolant water filter, Air dryers, filter assembly etc.

We are an export-oriented enterprise, we export a lot of filters in our own brands, our own brands for the international market include: RUIDIAN, AOSIJIA, Eagle Guard.

These brand of filters suitable for CATERPILLAR, KOMATSU, VOLVO, SCANIA, MERCEDES BENZ, DEUTZ, RENAULT etc. Besides the models we have, we also accept OEM orders, providing you customized products.

Our products have been exported to more than 50 countries and regions, including Asia, Pakistan, North America, Spain, India, Africa, Russia, Canada and so on.  We sincerely welcome customers all over the world to visit our company and set up business relationship for mutual benefit.