Hydraulic pneumatic seal industry association, China rubber seal professional clubs to encourage technical workers in the rubber seal industry development, the innovation consciousness, expand the technical workers in the rubber seal industry field of vision, to provide sealing technology development trend of communication platform, therefore, is scheduled to be in guangzhou on May 28, 2011-29 organized technology exchange meeting in 2011, as a seal branch director unit, taicang affiliated seal co., LTD. I was invited to attend to.