3Notice: Thank you for using 3HK Prepaid SIM service! The fair usage level of your Prepaid SIM card is 3GB per 30-day starting from 18-May-2015. Once your aggregate data usage reaches the relevant fair usage threshold during the applicable period, our fair usage policy will apply. 3HK shall have the right to reduce and restrict the data access speed (upload and download) to not less than 128kbps. Please refer to www.three.com.hk/prepaid for details of our service usage and fair usage policy.