Our firm since its inception, normally regards item top quality as company life, constantly make improvements to generation technology, improve product excellent and repeatedly strengthen organization total good quality management, in strict accordance with the national standard ISO 9001:2000 for Bondable Buccal Tube, Dental Hygiene Kits , European Standard Dental Chair , Dental Spatula ,Expander Teeth . Any interest, please feel free to contact us. We are looking forward to forming successful business relationships with new clients around the world in the near future. The product will supply to all over the world, such as Europe, America, Australia,Melbourne , San Diego ,Korea , Ghana .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 and we will offer you competitive price list then.