Hi Alice Ng, thank you for your question. You can retain the Vehicle Registration Number (VRN) of your existing vehicle and use it to register a new vehicle, or to replace the VRN of another vehicle you own. There are fees involved when retaining and using your retained VRN. For further details, please check here: https://onemotoring.lta.gov.sg/content/onemotoring/home/selling-deregistering/retain-replace-vrn.html#to_replace_with_existing_VRN