We are Chinese sealing materials (graphite and PTFE/TEFLON etc.) manufacturer and have passed ISO9000 quality certificate. Below are Our products. 1.) Flexible graphite sealing products (foil,rolls, sheets, tapes, rings) 2.) Reinforced graphite sheet with carbon steel/SS304/SS316 3.) Gasket series 4.) Braided packing 5.) Ultra-thin graphite foil (Min. thickness 0.03mm) 6.) Milled clean graphite foil 7.) Flake graphite 8.) Graphite powder 9.) Expandable graphite 10.) Graphite & carbon felt I hope that this letter will lead to profitable business for both our companies in the near future. Your earlier reply will be highly appreciated.