China Unicom HK & Macau 7 days Data SIM The SIM card is valid for 8 days upon initial activation. Expiry Date: 30/09/2019 NanoMicro Normal SIM All-in-one SIM HongKong & Macau The SIM Card provides 4G network mobile data service in Hong Kong and Macau 7days unlimited data usage (Once your total data usage in HK and Macau restricted"Fair Usage level"1GB, the upload/dowload speed would be restricted but not below 128kbps)