We've our have sales staff, style and design staff, technical crew, QC team and package workforce. We've strict excellent control procedures for each system. Also, all of our workers are experienced in printing field for Strain Medicine, BaSO4 EINECS No.231-784-4 , Sodium Hydrogen Sulphide , Barium Sulphate for plastic ,Sodium Hydrosulfide Solution . We are looking forward to receiving your enquiries soon. The product will supply to all over the world, such as Europe, America, Australia,New Orleans , Mauritania ,Slovenia , Senegal .We are looking forward to cooperating closely with you to our mutual benefits and top development. We guaranteed quality, if customers were not satisfied with the products' quality, you can return within 7days with their original states.