Mainland China use only | 20GB Data + 300 Minutes Domsetic Talk + 300 Domestic Texts | 30 Days initial validity (Extendable) I Rechargeable of Data, Talk & Text | China Unicom 5G Blazing Fast Data (10 times faster than 4G) | ACTIVATION - After you receive the order item, you should email us #1) Amazon Order Number #2) Phone number *included in the shipment* #3) your passport copy * for registration & activation purpose per Chinese Gov regulation* #4)Your requested activation date | Free incoming call & texts | It is a normal Chinese phone number. Can register health codes and many must-have Apps. | Compatible Phones Specs: 5G band 78 / 4G band 3. You can check it on GSMARENA website.