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SoSIM Greater China SIM Card | Chinese Mainland Travel Data from just HK$6.6 / day
SoSIM Greater China SIM Card
Chinese Mainland Travel Data from just HK$6.6 / day
 Buy Now ❯ Service Charges ❯ Activation Guide ❯ FAQ ❯ |
Looking for a Cost-Effective Greater China Roaming Solution?
Looking for a Cost-Effective Greater China Roaming Solution?
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Whether you need a quick Shenzhen day trip SIM or a long-term Chinese Mainland stay, SoSIM is the perfect value-for-money Greater China internet card!
Embark on your hassle-free journey to Chinese Mainland, Macau and Taiwan with us:
Pay only for what you need, no long-term obligations or expensive fixed contracts. SoSIM offers the ultimate flexible Chinese Mainland travel data card for leisure or business to keep you connected on your own terms. Start for just HK$33 and simply add more data as you go! |
Why Choose SoSIM?
Why Choose SoSIM?
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Trouble with connection when travelling to Greater China?
We hear your biggest concerns. Check out what SoSIM has to offer. |
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No VPN Needed for Social Surfing |
| Access Facebook, Instagram, WhatsApp and YouTube just like you're in Hong Kong. As a no VPN China SIM solution, you get unrestricted social media access across the Chinese Mainland. |
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Unbeatable Value and Choice |
| Choose from daily, monthly, annual packages or customise based on your own requirements. Starting from HK$10/day with flexible top-ups anytime! |
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Convenience without SIM Swapping |
| Turn ON auto-activation for your Greater China data to connect instantly upon arrival. You will receive data usage alerts for easy tracking. |
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Multiple Network Support |
| Powered by a multi-operator solution, SoSIM Greater China Data Card allows you to seamlessly switch networks and avoid blind spots for stabler coverage. |
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Multi-Destination Roaming |
| One single package covers Chinese Mainland, Macau and Taiwan, enjoy without the hassle of buying extra data passes. |
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Hotspot Sharing |
| Share your data with travel buddies and devices without paying for extra packages. |
Flexibility makes SoSIM Your Ideal Travel Companion
Flexibility makes SoSIM Your Ideal Travel Companion
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It's what makes us the smartest choice for your Greater China travel needs.
It's time to step away from predefined data packages designed to empty your wallet. Pay only for what you want with SoSIM! |
Weekend Getaway |
For a same-day round-trip occasionally |
| "24-Hour Travel Data Pass" is a good pick with just HK$10 for your 2D1N trip! |
Short Travel |
For working adults who take a short trip to relax during a public holiday |
| Buy SoSIM before departure – enjoy HK$33 / 5-day transform offer to go online freely when travelling. |
Long Vacation |
Have fun with family to foster bonding |
| Must-have "DIY pass" for enabling connection throughout the trip. Just top up when needed with NO daily usage reminders. |
Study Tour |
Kids join study tours and exchanges to broaden their horizons |
| Gear up with a "365-Day Data Pass" with 10GB to be used throughout the entire journey. Use Instagram and YouTube freely while keeping in touch with family via WhatsApp despite being miles apart. |
Frequent Business Trip |
Often travelling between Chinese Mainland and Hong Kong for business |
| "365-Day Data Pass" Includes 10GB for yearly usage. Top up data at just HK$10/GB as you need. Whether it is a 2-hour lunch or a 3-day conference, SoSIM's annual pass gives unrestricted access to fit your needs. |
Look no Further | Get SoSIM for all-rounded Greater China data service
Look no Further
Get SoSIM for all-rounded Greater China data service
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SoSIM delivers a single, unified solution that integrates a Hong Kong and Chinese Mainland number into one SIM experience. You don't need to switch SIM at all.
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Travelling on a budget | Enjoy a Hassle-free Trip
Travelling on a budget
Enjoy a Hassle-free Trip
Low Price, Four‑Region CoverageCompared with typical Greater China SIMs, SoSIM offers lower prices and wider coverage. With the HK$33 new SIM offer, you get a 5‑day Greater China data for just HK$6.6/day, usable across the Chinese Mainland, Macau, Taiwan and Hong Kong. Conventional Greater China SIM cards only work in one destination and require full-price top-ups. SoSIM, however, provides up to 40% off top-up data, frequent flash promotions and rewards – meaning you could even enjoy Greater China data for HK$0. It is truly an unbeatable value, fully customisable Chinese Mainland travel data card available in Hong Kong. Avoid expensive Greater China roaming with our flexible Greater China data card solutions. |
Zero Prep Needed | Travel to the Greater China anytime
Zero Prep Needed
Travel to the Greater China anytime
Get it anywhere in Hong KongSoSIM makes spontaneous trips easy. With 500+ online and offline sales and redemption points across Hong Kong, including Watsons at Lok Ma Chau station, Hung Fook Tong at Lo Wu MTR station, Austin MTR Station (connecting to High-Speed Rail) and airport, you can buy and activate your Greater China SIM Card instantly. Enjoy HK$33 / 5‑day Greater China data right away. You can also purchase online without making a trip to Sham Shui Po or other stores. |
Hassle-free Multi-UseTypical China SIM card options only support limited daily or 365-day packages, while SoSIM offers three types of Greater China roaming packages, including one of our most popular 365-day pass and fully customisable options to match your travel habits. Whether you need a Shenzhen day trip SIM or a long-term Chinese Mainland travel data card, we have the perfect solution for you. |
SoSIM Greater China Roaming at a glance
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Usage Alerts for Peace of MindSoSIM sends usage alerts preventing you from exceeding the usage limit. Need more data? Top up anytime via SoSIM app, making it a more budget-friendly choice than typical Greater China SIM card alternatives. Stay in control of your Chinese Mainland travel data card and avoid unexpected Greater China roaming costs. |
More than Just a Greater China SIMSoSIM works far beyond Greater China. From Asia Pacific to Europe and the US, simply buy the global data you need after logging in SoSIM account and keep using the same SoSIM China SIM card for all your travel to any destinations. |
Explore SoSIM's Greater China Roaming Service14
Explore SoSIM's Greater China Roaming Service14
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HK$33 New SIM Exclusive｜Greater China Travel Pass at only HK$6.6 / day
HK $33 New SIM Exclusive
5 days APAC data – also applicable to Greater China regionGreater China Travel Pass at only HK$6.6 / day (your choice: to be used separately for multiple trips or 5 days consecutively^) + extra 3GB Hong Kong data / 30 days Select this special option within 48 hours upon card activation by logging in SoSIM account Service must be activated within 60 days of purchase3, validity of both SIM and travel data pass will be extended to 180 days upon switching to travel data4 ^Transform to 24-hour Travel Data Pass to enjoy daily 500MB FUP / thereafter 128kbps; for consecutive use, total 2500MB of Travel Data DIY Pass can be used throughout 5 days. Additional Days and Top-up Data are available to suit your needs Popular Travel Data Choices after your initial purchase |
Annual Travel Data Pass
HK$138
/365days10GB
Must-have for frequent trips between Chinese Mainland, Hong Kong, Macau and Taiwan
✓Good for study tour and business trip
✓Good for study tour and business trip
+ HK$10 Top-up 1GB your pass15
Package will be instantly activated after successful purchase
Package will be instantly activated after successful purchase
Travel Data DIY Pass
HK$18
- 1GB up/day
Customise data usage + number of days as you need for connection over the entire trip
✓Suitable for long holiday or high usage need
✓Share data with partners more conveniently
✓Suitable for long holiday or high usage need
✓Share data with partners more conveniently
Service charges vary in accordance with your selected travel region, number of days and data usage
Max. 30 days, min. 500MB/day Min. 1000MB for 1-day Travel Data DIY Pass
Max. 30 days, min. 500MB/day Min. 1000MB for 1-day Travel Data DIY Pass
1-day Travel Data Pass
HK$10
/day(500MB FUP / thereafter 128kbps)
✓Same day flash trip to Chinese Mainland
✓2D1N (24-hour) trip
✓2D1N (24-hour) trip
+HK$6 Top-up to 1GB15
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Buy Greater China Travel SIM Online | Redeem in Hong Kong at
Lok Ma Chau, Lo Wu, High-Speed Rail Station and others
Buy Greater China Travel SIM Online
Redeem in Hong Kong at Lok Ma Chau, Lo Wu, High-Speed Rail Station and others
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Simply scan QR code to install eSIM
Pick up physical SIM at 500+ stores |
 Buy in SoSIM eShop ❯
Buy Physical SIM at Stores for travelling to Greater China NOWBuy Physical SIM at Stores for travelling to Greater China NOW SoSIM x Watsons
 Hung Fook Tong
(Shop Online & Redeem Instantly)
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Pick up at Hong Kong Airport and border checkpoints
Greater China Travel SIM｜HK$33 SoSIM Transform Guide
Greater China Travel SIM
HK$33 SoSIM Transform Guide
 1 Insert SIM card and login SoSIM account, select "Immediately Switch Travel Data" within 48 hours (the option will pop up automatically and can be accessed via homepage banner / reminder)  2a Perfect for short getaway: Transform to APAC Travel Data (can be used individually) Daily data usage is valid for 24 hours upon activation of data pass – you can also "Add Extra Day Pass" as you need Check transform offer and additional purchase details, click "Confirm"  2b Perfect for long vacation / flexible usage: Transform to APAC Travel Data DIY (for consecutive use) DIY data usage can be used within the purchased number of days – Add-on Days and Top-up Data are available of your choice Check transform offer and additional purchase details, click "Confirm"  3 Select payment method for additional purchase of extra day / top-up data, and click "Pay" to proceed  4 After transformation, view your travel data pass details via Home  5 Select "Buy Offers" > "Roaming" to purchase more travel data as you need |
China Travel SIM｜Purchase Additional Package and Activation Guide
China Travel SIM
Purchase Additional Package and Activation Guide
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Remember to purchase your SoSIM in Hong Kong before departure. After arrival, turn OFF Wi Fi, turn ON Data Roaming and VoLTE to activate your mobile data. If you are going to use roaming voice calls or SMS, please ensure your account has sufficient balance. How to Purchase Top-up Data
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 1 After logging in, go to "Buy Offers" > "Travel Data" and search for the region: Greater China  2 Select the travel data pass you need  3 In the pop up message, tap "Switch ON Auto-activation" to ensure your travel data turns on automatically upon arrival  4 Click Purchase to complete payment.
After purchase, you can view your Greater China roaming data under Home > Roaming Service. If you need to change the auto activation settings, go to "Valid Purchased Package". Select the package you want to adjust and click "Switched ON / OFF" to update the setting |
Reputation Matters. Here's Ours
Reputation Matters. Here's Ours
"I have tried many Greater China SIM Card and found that HK$138/year of SoSIM Greater China SIM is very cost-effective. Ready to go anytime with SIM inserted and just turn on "data roaming" upon arrival which is so convenient to me!"
"SoSIM's Greater China data is just so convenient 😇"
Miss S – Frequent Chinese Mainland Traveller
"One of the biggest highlights of SoSIM Greater China SIM is the jetso it offers, making it far from your ordinary SIM! Recharge and HK$5 referral bonus can also be used to purchase roaming data😍. I'm so satisfied with using this SIM."
"A China Data SIM with the most jetso"
Mr. O – Travel Expert
"I travel around all day and need a comprehensive China Data SIM when I go to Chinese Mainland for work. So I chose SoSIM which destinations, number of days and data usage can be tailored in App. I can also turn on/off anytime, giving me ultimate control over my China Data SIM! "
"SoSIM, your ultimate autonomous Greater China SIM Card 🤭"
Miss C – Business Lady
"I haven't been to Chinese Mainland for a long time. After research, finally I picked SoSIM Greater China SIM Card – the best value with smooth activation and transformation. Will keep this SIM for travelling around in future."
"SoSIM is the best China Data SIM!"
Miss K – First-time Chinese Mainland Visitor
"I love SoSIM's Greater China SIM Card so much! Top up and purchase Greater China data via the App. View all valid and active packages in-one-go with peace of mind! Hardly find another replacement. It is even more affordable when there is a Buy-2-Get-1-Day-Free offer."
"Only SoSIM for Greater China Roaming"
Mr. C – Regular User
FAQ
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1. What is the difference between SoSIM's Greater China Travel SIM and general Greater China Travel SIM?  2. Is HK$33 / 5-day APAC travel data package the only available option if I buy new SoSIM as Greater China Travel SIM? 3. How do I know if I have successfully transformed to 5-day APAC travel data option for use as a Greater China Travel SIM? 4. Can SoSIM be used in conjunction with other Greater China SIMs? 5. SoSIM Greater China Travel SIM provides day pass, DIY, annual pass (365-day). Which one should I choose? 6. What are the advantages of SoSIM Greater China Travel SIM? 7. Why do people say SoSIM Greater China Travel SIM has superb value? 8. If I have purchased both Greater China and APAC travel data passes, will they be activated based on the time of purchase? 9. Is SoSIM Greater China travel data pass only for data access, but not support voice call or SMS? 10. Are there any hidden fees for SoSIM Greater China Travel SIM since there are always rumours that someone has a HK$10,000 mobile phone bill? |
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*Chinese Mainland Number closed for new application.
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Download the app through official channels only to reduce the risk of your mobile device being hacked.
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