Emergency notification: During the period of June 6 to July 6, China sim card real name authentication system upgrade and maintenance, does not support the opening of the card, customers who have purchased mewfi China sim card can contact us via whatsapp to replace it with esim, customers who intend to purchase and need to use it before July 6, it is recommended to buy a China esim.,The SIM card comes with a manual. Please be sure to activate and authenticate your real name again before departure. Otherwise the SIM card will not work. Please keep your manual during your trip. It will be very convenient to get after-sales customer service support.,SIM card can only be used in mainland China. One-time payment, the package includes: China SIM card 10GB data, 30 minutes local calls, SMS, receive SMS free, 4G network (support 5G network).,3-in-1 physical SIM card. (Doesn't support eSIM), supports all unlocked smartphones on the market. Carrier is the largest carrier in China: China Unicom. Perfect for short-term trips.,SIM card is valid for 6 months. Please use it within 6 months after you purchase it and it is not activated.