For most brands, except KDK, there is warranty card in the fan box. You can fill it up and post half of the copy. Please also keep a copy of the Sembawang Lighting receipt. You take a photo and save it on your mobile phone for future reference. If you'd like to register online, you can do so at the following websites:
Note: For Efenz, there is no need to register for warranty. Sembawang lighting would register it for you during the time of sale.