continue to improve, to ensure product quality in line with market and customer standard requirements. Our company has a quality assurance system have been established for 1 2-Dipalmitoyl-sn-glycero-3-PG (sodium salt), , , ,. We are also constantly looking to establish relationship with new suppliers to provide innovative and smart solution to our valued customers. The product will supply to all over the world, such as Europe, America, Australia,Turkey, Georgia,Botswana, Lyon.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.