The OEM of Millennium Boat plate is not particularly serious. How to identify Millennium Boat plates, check and compare trademarks. There are grade marks on the Millennium Boat plates. Just take a look at E0 and E1. OEM refers to a manufacturer producing products and product accessories based on the requirements of another manufacturer. It is also called OEM production or authorized OEM production. It can represent outsourced processing or subcontracted processing. Commonly known as OEM processing.