ED ring is offered with a relatively favorable CFR price at Suzhou Ultimate Sealing Technology Co.,Ltd.. The total cost of CFR is the summation of the plant's cost and freight. In terms of the manufacturing cost, we have our own factory and promise to offer a lower price for the bulk order. As for the freight, we work with reliable logistics companies who maintain trustworthy relationships with us since established and are willing to give us favorable transportation fee. There is one important point for you to know is that once you choose CFR price, we are not responsible for buying insurance for the loss or damage of product during the transit.

Ultimate Seal is a company specializing in ED ring and related product development, design and production. The o ring is one of the main products of Ultimate. The product is highly resistant to heat and cold. During the production, it has been treated and tested under various temperature variates. Unlike incandescent and CFL bulb which emit light and heat in all directions, this product emits light in a specific direction, enabling users to use this directional light more effectively in various applications.

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