China Mainland eSIM Internet Card
No SIM Swap · Instant Activation · Coverage All 31 Provinces

Quick Overview

Product Type	eSIM data card (virtual SIM, no physical card)
Coverage	All 31 mainland Chinese provinces and regions (including Beijing, Shanghai, Guangzhou, Shenzhen, etc.)
Data Plans	1GB / 3GB / 5GB / 10GB / 20GB / Daily Unlimited
Validity	7 days / 15 days / 30 days (varies by plan)
Unrestricted Access	Available on select plans (access Google, WhatsApp, Instagram)
Price	From ¥18 (approx. HK$20 / US$2.50)
Activation	Scan QR code → automatic eSIM installation on your phone

1. Why China Mainland Needs a Dedicated Internet Plan

If you're travelling to mainland China from Hong Kong, Macau, Taiwan, or overseas, you'll face a fundamental problem: China's internet is completely separate from the rest of the world. Mainland China operates the "Great Firewall" — a comprehensive internet filtering system that blocks Google, Gmail, YouTube, WhatsApp, Instagram, Facebook, Twitter, Line, Telegram, and hundreds of other services.

In practical terms: your Google Maps won't load, WhatsApp won't receive messages, Gmail won't sync. If you rely on these apps, you're effectively offline.

Solutions include bringing your own VPN, buying an unrestricted eSIM/SIM card, or renting a portable WiFi device. Of these, eSIM is the most convenient and cost-effective — no physical card, no mailing, buy now and use instantly. Plus, some plans are designed to route through overseas nodes, so you can bypass the firewall without extra software.

2. China eSIM Plans Overview

Klook offers multiple data and duration combinations. Here's the full range:

Plan	Data	Validity	Approx. Price	Unrestricted Access
Lite	1 GB	7 days	¥18+	Varies by provider
Standard	3 GB	15 days	¥48+	Varies by provider
Plus	5 GB	15 days	¥78+	Some support it
Business	10 GB	30 days	¥128+	Some support it
Extended	20 GB	30 days	¥198+	Some support it
Daily Unlimited	1–2 GB high-speed daily + unlimited at reduced speed	7–30 days	¥88–268	Most support it

Recommendation: For short trips (3–5 days), 3GB is usually enough for navigation and messaging. For business travel or frequent video calls, choose 10GB or Daily Unlimited. If you absolutely need Google/WhatsApp access, verify your plan is marked as 'Unrestricted' or 'Free Internet'.

3. How eSIM Works

eSIM stands for "embedded SIM" — a virtual SIM card built into your phone's hardware. Unlike physical SIM cards (where you eject, swap, and reinsert), eSIM requires just a QR code scan. Your phone downloads the network configuration automatically.

Activation in 3 Steps

1. Order on Klook: Select your data plan and complete payment.
2. Receive QR Code: Within minutes, Klook emails or pushes the eSIM QR code to you via their app.
3. Scan and Install: Open your phone's Settings → Mobile Data → Add eSIM Plan, then scan the QR code. Your phone automatically downloads and installs the profile.
4. Set as Data Line: After installation, select the new eSIM as your data line in Mobile Data settings. Keep your original SIM for calls and texts.
5. Enable When You Land: Turn on Data Roaming when you arrive in mainland China. The eSIM automatically connects to the local network.

Pro tip: Complete steps 1–4 on WiFi at home before you travel. Then you only need to flip one switch (Data Roaming) when you land.

4. Which Phones Support eSIM

Here's which current models support eSIM:

• Apple: iPhone XS / XR and all newer models (note: mainland China-purchased iPhones do not support eSIM — Hong Kong, US, Japan, EU versions all do)
• Samsung: Galaxy S20 and newer, Galaxy Z Flip/Fold series, Galaxy A54 and certain newer A-series models
• Google: Pixel 3a and all newer Pixel phones
• Huawei: P40 Pro and certain newer models (limited by US sanctions)
• Other brands: OPPO Find X5 Pro, Sony Xperia 1 IV+, Motorola Razr series

How to check: Open Settings → Mobile Data. If you see "Add eSIM Plan" or "Add eSIM," your phone supports it.

5. The Great Firewall & Unrestricted Plans

China's firewall actively blocks all non-approved international connections. However, some eSIM plans route your traffic through Hong Kong or overseas data centers, making it appear as though you're connecting from outside China. This bypasses the firewall entirely.

Plans with unrestricted access are typically labeled:

• "Unrestricted Access" / "Free Internet" / "Bypass GFW"
• "Can use Google / WhatsApp"
• "Route via Hong Kong node"

Speed trade-off: Routing through overseas nodes is slightly slower (typically 10–30 Mbps vs. direct connections at 50–100 Mbps), but it's perfectly fine for social media, messaging, and navigation. Video calls may see occasional lag.

If you don't need unrestricted access (e.g., you mainly use WeChat, Alipay, and Baidu Maps), standard plans are faster and cheaper.

6. eSIM vs. Physical SIM vs. Pocket WiFi vs. Roaming

Aspect	eSIM	Physical SIM	Pocket WiFi	Operator Roaming
Convenience	Buy now, use in minutes (QR code)	Requires mailing or pickup	Must rent and return	Automatic, no setup
Cost (7 days)	¥18–88	¥30–100	¥50–150/day	¥50–200/day
Unrestricted Access	Some plans support it	Some plans support it	Most support it	Automatic bypass
Speed	4G/5G	4G/5G	4G	3G–4G
Device Requirement	eSIM-capable phone	Standard SIM slot	Rental device	None
Multi-Device Sharing	Hotspot only	Hotspot only	5–10 devices	Hotspot only
Calls / SMS	Usually data-only	Some include voice	No voice	Yes, included

Bottom line: If your phone supports eSIM, it's almost always the best choice — more convenient than physical cards, cheaper than pocket WiFi, and way better value than roaming. Pocket WiFi only wins if you're sharing with a group and need 5+ devices simultaneously.

7. Network Coverage & Speed

Klook's China eSIM plans run on China Mobile, China Unicom, or China Telecom networks — the three national carriers with 4G/5G infrastructure across mainland China:

• Tier-1 cities (Beijing, Shanghai, Guangzhou, Shenzhen): 90%+ 5G coverage, speeds 100+ Mbps
• Provincial capitals (Chengdu, Hangzhou, Wuhan, Xi'an, etc.): Full 4G, partial 5G in city centers
• Tourist spots (Great Wall, Terracotta Army, Zhangjiajie, Jiuzhaigou): 4G coverage in main areas, spotty in remote sections
• High-speed rail corridors (Beijing–Shanghai, Beijing–Guangzhou): Stable 4G on main lines, some 5G
• Remote areas (far western Tibet, southern Xinjiang, Dunhuang outskirts): 4G available but signal can be weak — download offline maps first

8. Special Notes for HK / Macau Travellers

If you're crossing from Hong Kong or Macau:

• Your HK/Macau card becomes roaming: International roaming rates can hit HK$168/day — very expensive.
• Even a day trip requires eSIM: Once you cross the border (Luohu, Futian), you're on mainland networks. Google Maps won't work without a VPN or unrestricted eSIM.
• Mobile payments matter: Many shops accept only WeChat Pay / Alipay. Stable internet is essential for payments.
• Dual SIM works perfectly: Your HK/Macau SIM handles calls and texts; the eSIM handles data. Both active simultaneously.
• Turn off eSIM data when you return: Settings → Mobile Data → toggle off the China eSIM to stop data consumption after you re-enter HK/Macau.

9. Pro Tips & Tricks

• Pre-install before you travel: Activate the eSIM on home WiFi, so Data Roaming is your only step at the airport.
• Screenshot the QR code: If your phone resets or breaks, you'll need the code to reinstall.
• Disable auto-updates: iOS and Android auto-update and iCloud sync consume huge amounts of data. Turn both off or set to WiFi-only.
• Download offline maps: Pre-load Baidu or Amap offline packages. Weak signal areas happen, and you'll still navigate.
• Track your usage: Settings → Mobile Data shows your consumption. Monitor it to avoid unexpected slowdowns.
• Don't delete the eSIM mid-trip: If you switch data lines, just toggle the eSIM back on in settings — no need to delete and reinstall.
• Validity starts on first use: Your plan's 7/15/30-day window starts when you first connect, not when you buy it.

10. FAQ

11. Why Book Through Klook

• Instant delivery: Receive QR code within minutes of purchase — no waiting for mail.
• Transparent pricing: From ¥18, no hidden fees or contracts.
• Flexible options: 1GB to unlimited daily, tailored to your needs.
• Free cancellation: Unused eSIM plans can be refunded.
• 24/7 support: English-speaking customer service anytime.
• Trusted reviews: Thousands of real user ratings — see what works before you buy.
• One-stop platform: Book your eSIM, Forbidden City tickets, Great Wall tours, and train tickets all in one place.

From ¥18 · Buy China eSIM Now →