First, activate your SIM. Insert SIM card / install eSIM in mobile device. Then, turn off Wi-Fi and turn on Mobile Data. You will receive an SMS to notice the activation.

Next, to use service in Hong Kong, tap the link in the SMS and complete Real-name registration first. Click here for real-name registration details.

Finally, most of the services will be activated immediately, except for some travel data services, which will be activated only when connected to the destination network. Always check the specific product page for your plan's activation details.

For travelers, we recommend purchasing and activating your SIM on your departure day or the day before to maximize usage.

All SIM card users are required to register the SIM cards for activation in Hong Kong. If SoSIM is solely used overseas for travel data and voice services, real-name registration is not required. However, we suggest customers to complete real-name registration to facilitate the use of SoSIM in covered destinations around the world.

Log in to your account via the SoSIM App / website My Account Portal. Go to Home > Roaming Service to view your active data package. Please register your email to receive one-time password and oversee your account, top up data and purchase travel data across multiple devices.

Yes. Most account functions, including recharge, purchase, email setup and real-name registration management are available abroad (except voice mail). If you have registered your email address, you can receive one-time passwords on any internet-enabled device to log in through the My Account Portal and manage services.

Yes, all Ai Travel SIMs support voice and SMS functions, provided your account has sufficient stored value (click here for voice and SMS charges).
Reminder: To avoid incoming calls, dial **21* to forward calls to a Hong Kong number for free.

Yes, you can purchase eSIM or physical SIM via this website (SoSIM eShop), or WeChat mini-program store (SoSIM eShop supports Visa/Master credit cards, Alipay Hong Kong, Alipay, WeChat Pay HK, WeChat Pay and UnionPay). After successful payment, redemption code will be delivered to your verified email address.

(I) Purchase Physical SIM: Redeem SIM card with QR code at designated stores of your chosen partner within 60 days upon purchase (for business hours, please refer to partners’ websites. For business hours, please refer to partners’ websites: PARKnSHOP / Watsons / Hung Fook Tong (Shop Online & Redeem Instantly)
(II) Purchase eSIM: Scan QR code to install and activate eSIM within 60 days upon purchase For more details, please refer to Purchase Guide.