Xiamen Xlong Seal Co.,Ltd has focused on top quality elastomer seals products for over 10 years in China. We started as a small operation, but now have become one of the leading suppliers in the sealing solution industry in China.Today, XLONG has been one of the top producers of uality rubber seals and PTFE seals, such as: o ring, quad ring, back up ring, oil seal, PTFE spring energized seal,piston seal and rod seal,etc.