We keep improving and perfecting our products and service. At the same time, we work actively to do research and development for Plastic Filter Media, 340 Micron Precise Sintered Dust Filter , Sintered Metal Filter , Titanium Sinter Plate Filter ,Ptfe Filter . Our purpose is always to build Win-win scenario with our customers. We feel we are going to be your greatest choice. "Reputation To start with, Buyers Foremost. "Waiting for your inquiry. The product will supply to all over the world, such as Europe, America, Australia,India , The Swiss ,Swiss , Bulgaria .We set a strict quality control system. We have return and exchange policy, and you can exchange within 7 days after receive the wigs if it is in new station and we service repairing free for our products. Please feel free to contact us for further information if you have any questions. We are glad to work for every client.