The frame number of an electric vehicle refers to the vehicle identification number or frame number, or VIN for short. It is a set of unique numbers consisting of seventeen English letters and numbers, which can identify performance data such as automobile manufacturer, engine and chassis serial number. Electric vehicle models include: Tesla, BYD, Tengshi, Roewe, Beiqi New Energy, Roewe RX5eplue, etc. Take Roewe RX5 New Energy 2020 Epps Guo Chao Lin Rong Deluxe Edition as an example. It is a compact SUV with five doors and five seats. Body dimensions are: length 457 1mm, width 1855mm, height 17 19mm, and wheelbase 2708mm. Roewe RX5 New Energy 2020 Epps Guo Chao Lin Rong Deluxe Edition is equipped with 1.5T turbocharged engine, with maximum horsepower 169ps, maximum torque of 480nm and maximum power 124kw, which is matched with 10 speed mechanical automatic transmission.