Our main products include brominated butyl rubber stoppers for injections, pharmaceutical synthetic polyisoprene liners, transfusion use stoppers, lyophilization rubber stoppers, rubber stoppber s for vacuum blood collections, rubber seal rings, API use rubber seal rings, oral liquid use spacers, ready for use stoppers (RFU) and Teflon-coated rubber stoppers, etc. There are more than 100 kinds of products in all, many of which have got national patents.