Fermi is the authorized 3M VSM distributor& it is the manufacturer of Hi-tech Coated Abrasive Products in China for more than 13 years.brbr Compared with other competitors> we can buy the genuine top quality Jumbo Rolls from Germany and America directly and convert in our own factory, with our advanced machinery professional technicians as well as experienced workers, we can offer you the most competitive price strong technical support and best solution.,br>br Hope Fermi can help you realize the perfect polishing.