After nearly 15 years of efforts, Suzhou Purui Saisi Seals CO.,Ltd has the ability to independently design and produce the fragile parts of reciprocating compressors: valves、piston rings、packing rings、oil wiper rings ext. We use high-quality imported material to ensure safety of products. We are able to support any form of OEM requirements for your customers.Our products have reached the same quality as similar overseas products. Professional before-sale and after-sale team are the backbone for supporting our customer globally.