At OCAMaster, we only sell premium grade glass, polarizer film, OCA glue, and many other top quality materials to our esteem clients.We have been in this business for a long period of time and on the process, we have tested many different glasses from different manufacturers and we are happy to inform you that we have found the most reliable and trustworthy source for our customers. We urge all our customers to ensure that they always choose high-quality polarizer film for their phone LCD screen refurbishing and original glass for those who want to refurbish Samsung edge screen.