Because of more than twenty years experiences , TBMS becomes the leading manufacturer of mechanical seals in China for pumps, mixers, agitators ,compressors...etc. in domestic and overseas customers from USA, Europe, South Africa and Southern Asia...etc. Our seals are similar to John Crane's, NSO's , Burgmann's and Pacific's seals and can be interchangeable. If you are used to use the above seals, then our seals must be meet your requirements. We are also can design and manufacture according to customers' drawings or samples , please contact us for details.