Cierne's business scope in machinery equipment and accessories. We have extensive experience in fluid sealing and pneumatic sealing for pipelines, pumps and valves. It has successfully developed leading technology products, such as modified PTFE, expanded PTFE, graphite thermal conductive film and other excellent products. Cierne specializes in mechanical equipment design and production. It has successively developed energy-saving graphite paper production lines and asbestos-free gasket production lines. Participated in the design of advanced packing production equipment, gasket cutting equipment, etc. In 2023, Cierne joined forces with large machinery factories to engage in pressure vessel design and manufacturing, routine solutions for petroleum refining equipment and drilling equipment, production maintenance and other related businesses..