For travelers visiting China, having a reliable and affordable mobile data connection is crucial. China Unicom, one of the country’s three major telecommunications providers, offers a range of SIM card and eSIM options tailored to meet the needs of tourists.

In this comprehensive guide, we’ll explore everything you need to know about China Unicom SIM cards, including pricing, coverage, and where to purchase them.

I. Quick Facts about China Unicom

  • Founded year: 2000
  • Full company name: China United Network Communications Group Company Limited
  • Types of services provided: Mobile services, landline telephone services, internet services, value-added services, data and cloud services.
  • Number of subscribers: Over 300 million mobile subscribers as of 2022.
  • Coverage: China Unicom has established mobile network coverage across China, covering over 4.5 billion people.
  • Estimated number of network stores and agents: As of 2020, China Unicom had over 43,000 retail stores and over 600,000 sales and service agents across China.

II. China Unicom Coverage and Speed

China Unicom is one of the three major mobile network operators in China, along with China Mobile and China Telecom. According to the Speedtest Global Index data for March 2024, China Unicom ranks among the top mobile and broadband providers in China in terms of speeds and coverage.

China Unicom Network Coverage

For mobile coverage, China Unicom operates 3G/UMTS networks on the 900MHz and 2100MHz bands. This provides compatibility with most unlocked international phones. As of 2023, China Unicom’s 3G network coverage reaches over 97% of towns and villages in China.

In addition, China Unicom has extensively rolled out 4G/LTE networks nationwide. It uses frequency bands 1, 3 and 41 for FDD-LTE, and bands 41 and 46 for TD-LTE. This allows 4G access in most major cities and tourist sites. According to Speedtest data, China Unicom achieved 4G availability in over 80% of urban areas in 2022.

China Unicom is also actively deploying its 5G network infrastructure. It operates SA and NSA 5G on several mid-band and mmWave frequencies. Major cities like Beijing, Shanghai, Guangzhou and Shenzhen already enjoy blanket 5G coverage from China Unicom. The network is focusing on improving rural 5G availability going forward.

China Unicom Speed Performance

On the mobile front, China Unicom delivered median download speeds of 143.68Mbps in Q4 2023 according to Speedtest Intelligence. This was comparable to China Mobile but faster than China Telecom. Unicom’s network is quite consistent too, with over 93% of tests reaching minimum thresholds.

For 5G specifically, China Unicom saw median 5G speeds reach 230.41Mbps in Q4 2023. This puts it in third place but still provides very fast internet for tourists with 5G handsets. Major cities see 5G speeds exceeding 250Mbps.

In terms of fixed broadband, China Unicom achieved median home internet speeds of around 245Gbps download and 55Gbps upload in 2023. It has the second fastest broadband network nationwide. Tourist hotspots like Beijing and Shanghai easily surpass 200Mbps on China Unicom fiber.

III. Best China Unicom SIM Cards for Tourists & Cost

When it comes to choosing the best China Unicom SIM card for tourists, there are several factors to consider, including data allowance, validity period, and cost. Here are some popular options:

1. China Unicom 4G Data King Plan (流量王套餐)

This plan offers generous data allowances at affordable prices. A sample price plan is shown below:

Price (RMB)Price (USD)Data
88138GB
1281915GB
1882825GB
2383635GB

2. China Unicom “Ice God” (High Usage) Plan (冰神套餐)

Targeted at heavy data users, this plan offers even higher data caps:

Price (RMB)Price (USD)Data
1281920GB
1882830GB
2884350GB
3885880GB

3. China Unicom 4G Data-only / Web Surfing Pass (4G 上网卡)

A budget option for basic internet access without voice calls:

Price (RMB)Price (USD)ValidityData
18330 days1GB
38630 days3GB

The exchange rate used is 1 USD = 6.5 RMB. These plans provide affordable mobile data access for travelers visiting China from abroad.

It’s important to note that prices may vary based on promotional offers and location, so it’s always best to check the latest pricing information when purchasing a SIM card.

IV. Does China Unicom Support eSIM?

China Unicom has introduced eSIM profiles on select Apple devices recently. However, there is no clear information on widespread eSIM support for smartphones across their network yet.

China Unicom is currently the only supported eSIM carrier for the new iPad (10th generation) Wi-Fi + Cellular model (A3162) in mainland China. No other devices have been officially confirmed to work with Unicom eSIM currently.

If you want an hassle-free eSIM solution in China without the compatibility uncertainties, consider purchasing from Chinaesim.com instead.

Chinaesim provides affordable multi-day data packages covering the entire country. Our eSIM plans work seamlessly on any GSM network, compatible with a wide range of smartphones and tablets.

  • All Plans
  • Local
  • Multi Countries
Operator
Plan Name
Plan Validity
Data
Price

China eSIM 3GB total - 5 days

3GB
5 days
$7.00
China eSIM 3GB total - 5 days

China eSIM 3GB total - 5 days

5 days

3GB

$7.00

China eSIM 10GB total - 5 days

10GB
5 days
$15.50
China eSIM 10GB total - 5 days

China eSIM 10GB total - 5 days

5 days

10GB

$15.50

China eSIM 5GB total - 7 days

5GB
7 days
$11.00
China eSIM 5GB total - 7 days

China eSIM 5GB total - 7 days

7 days

5GB

$11.00

China eSIM 1GB/day - 7 days

1GB/day
7 days
$13.00
China eSIM 1GB/day - 7 days

China eSIM 1GB/day - 7 days

7 days

1GB/day

$13.00

China eSIM 10GB total - 10 days

10GB
10 days
$11.90
China eSIM 10GB total - 10 days

China eSIM 10GB total - 10 days

10 days

10GB

$11.90

China eSIM 3GB/days - 15 days

3GB/day
15 days
$52.00
Top Selling
China eSIM 3GB/days - 15 days

China eSIM 3GB/days - 15 days

Top Selling
15 days

3GB/day

$52.00

China eSIM 20GB total - 30 days

20GB
30 days
$36.90
China eSIM 20GB total - 30 days

China eSIM 20GB total - 30 days

30 days

20GB

$36.90

Greater China eSIM 10GB total - 10 days

10GB
10 days
$30.50
Greater China eSIM 10GB total - 10 days

Greater China eSIM 10GB total - 10 days

10 days

10GB

$30.50

Greater China eSIM 4GB/day - 15 days

4GB/day
15 days
$54.00
Greater China eSIM 4GB/day - 15 days

Greater China eSIM 4GB/day - 15 days

15 days

4GB/day

$54.00

China Vietnam eSIM 8GB total - 7 days

8GB
7 days
$45.00
China Vietnam eSIM 8GB total - 7 days

China Vietnam eSIM 8GB total - 7 days

7 days

8GB

$45.00

V. Where Can You Buy a China Unicom SIM Card?

China Unicom SIM cards can be purchased from various sources, including:

China Unicom Retail Stores

You can purchase a China Unicom SIM card directly from any of the company’s branded retail stores located throughout China. These stores are typically found in major cities, airports, and shopping malls.

Authorized Resellers and Agents

China Unicom has a vast network of authorized resellers and agents where you can purchase SIM cards. These resellers may be independent mobile shops or convenience stores.

Online Platforms

Several online platforms and travel agencies offer China Unicom SIM cards for purchase and delivery before your trip. These platforms often provide detailed information about data plans and pricing, making it convenient to plan ahead.

VI. How to Activate China Unicom SIM Card

To activate and use a China Unicom SIM card, follow these steps:

  1. Ensure that your device is unlocked and compatible with China Unicom’s network bands.
  2. Insert the SIM card into your device.
  3. Turn on your device and follow the on-screen prompts to activate the SIM card.
  4. You may need to select a data plan or top up your balance using one of the available top-up methods.
  5. Once activated, you can start using your China Unicom SIM card for data, voice, and SMS services.

VII. China Unicom Call & SMS Rates

All China Unicom plans already include free incoming calls and texts in China mainland.

Direct International Calling Plans (optional add-on):

Calling ZoneFree MinutesAdditional Minute Rate (CNY)Price (USD)
A (HK, USA, Canada, Singapore)100 minutes0.36 CNY/min$10
B (Taiwan, Macao, Korea, Malaysia, India, Thailand)60 minutes0.66 CNY/min$10
C (Japan, Vietnam, Colombia, Brunei)40 minutes0.96 CNY/min$10
D (Australia, France, etc)20 minutes1.96 CNY/min$10

VIII. Useful USSD Codes for China Unicom SIM Card

China Unicom provides various USSD codes that allow users to manage their SIM cards efficiently. Here are some useful USSD codes:

ActionUSSD CodeNotes
Check Airtime BalanceSend text “101” to 100101Free of charge
Check Data BalanceSend text “2082” to 100101Free of charge
General Balance CheckSend text “ye” to 100102Free of charge

IX. How to Top-Up China Unicom SIM Card

To top up your China Unicom SIM card or eSIM, you can choose from various convenient methods:

Top-Up Methods

  • Online: Visit China Unicom’s official website or mobile app to recharge your account using a credit card or online payment method.
  • Retail Stores: Purchase a top-up voucher from China Unicom retail stores or authorized resellers and follow the instructions to top up your account.
  • ATMs: Some ATMs in China allow you to top up your China Unicom account directly using cash or a bank card.
  • Mobile Apps: Use third-party mobile apps like WeChat or Alipay to recharge your China Unicom account seamlessly.

By utilizing these top-up methods, you can ensure that your China Unicom SIM card or eSIM remains active with sufficient credit for your communication needs.

X. Alternatives to China Unicom

While China Unicom is a popular choice for travelers visiting China, there are alternative options to consider for connectivity:

1. China Mobile

China Mobile is another major telecommunications provider in China, offering a wide range of voice and data services. Travelers can explore data packages and SIM card options from China Mobile for their connectivity needs.

2. China Telecom

China Telecom is also a prominent telecom operator in China, providing competitive voice and data plans. Tourists can consider China Telecom SIM cards as an alternative to China Unicom for staying connected during their visit.

3. Local SIM Cards

In addition to major telecom providers, travelers can opt for local SIM cards from smaller operators or MVNOs (Mobile Virtual Network Operators) for cost-effective communication solutions in China.

Before choosing an alternative to China Unicom, it’s advisable to compare the coverage, rates, and services offered by different providers to select the most suitable option for your travel requirements.

XI. FAQs about China Unicom

What is China Unicom?

China Unicom is one of the three major mobile network operators in China, along with China Mobile and China Telecom. It has around 20% market share.

What networks and frequencies does China Unicom use?

For 2G, China Unicom uses 900MHz and 1800MHz. For 3G, it uses 900MHz and 2100MHz. For 4G/LTE, it uses 1800MHz, 2100MHz, and 2600MHz (TD-LTE).

Does China Unicom have good coverage?

China Unicom has reasonable nationwide coverage, though not as extensive as China Mobile. It’s a good option for those who cannot use China Mobile’s 3G/4G networks. Coverage is focused on major cities and towns.

What are some popular China Unicom prepaid plans?

Popular plans include the 4G Data King Plan, “Ice God” High Usage Plan, 4G Data-only/Web Surfing Pass, WO / Postpaid. Plans range from around 10-600 RMB depending on data allowance and validity.

How do I purchase a China Unicom SIM card?

SIM cards can be purchased at China Unicom stores within China. You’ll need your passport and proof of address. Initial top up of 30-50 RMB is required for activation.

How do I top up my China Unicom balance?

You can top up via WeChat Pay using an international credit/debit card, or at convenience stores using voucher cards. Unused data rolls over to next month on most plans.

Does China Unicom have any censorship issues?

Like other Chinese networks, China Unicom is subject to the Great Firewall of China. A VPN will be needed to access internationally blocked sites and services while using China Unicom.

Final Words

Whether opting for a travel SIM card for short-term visits or a local prepaid SIM card for extended stays, China Unicom provides flexible plans to cater to diverse communication needs. With convenient top-up methods, useful USSD codes, and reliable customer support, China Unicom remains a reliable choice for international visitors seeking connectivity in China.