See "Product" page to find the packing methods Suzhou Ultimate Sealing Technology Co.,Ltd. offered. We are serious about the packing material used for Oil seal, and of the opinion that packing is a way to decrease the final weight of the package and shipping cost. The packing is aimed at guaranteeing the delivery in good conditions.

Ultimate Seal is a manufacturer of rubber strip using a high degree of visibility and reputation. Ultimate's o ring series contains multiple sub-products. The mechanical parts of Ultimate ED ring require precision machining. They have to go through deburring, polishing, milling, drilling, threading, grinding, turning, etc. Containing no mercury or other dangerous heavy metals, this product is the preferred lighting item for users because it can protect users from harm such as radiation and eye fatigue.

Silicone o rings will be our long-term business philosophy and we will keep proving best quality and service to customers. Please contact us!