# UnionPay

> UnionPay offers a wide range of products, including credit and debit cards, which are accepted globally.

 UnionPay offers a wide range of products, including credit and debit cards, which brings great convenience to cardholders and are accepted globally. Known for secure and stable payment processing, UnionPay has become one of the preferred payment methods for consumers and merchants.

# Properties {#3fZhB}

 The properties of the UnionPay payment method are shown in the following table:

 | **Availability** | **Acquirer** | 2C2P HK | AntomUS | AntomSG | AntomHK |
| --- | --- | --- | --- | --- | --- |
| **Merchant entity location** | HK | US | SG | HK |  |
| **Buyer country/region** | Global | Global | Global | Global |  |
| **Product features** | **Payment type** | Card | Card | Card | Card |
| **Card brand** | UnionPay | UnionPay | UnionPay | UnionPay |  |
| **Card type** | No limit | No limit | No limit | No limit |  |
| **Processing currency** | See the   [Processing currency for 2C2P HK](#7siRY)   table | USD | CNY, MOP, IDR, MYR, KRW, LKR, NPR, PKR, TWD, PHP, SGD, USD | CNY, MOP, IDR, MYR, KRW, LKR, NPR, PKR, TWD, PHP, HKD, USD |  |
| **Other** | **3D** | ✔️ | ✔️ | ✔️ | ✔️ |
| **Authorization validity period** | 7 days     To reduce costs, we recommend that you initiate a request to capture or cancel the authorization within 3 days. | 7 days To reduce costs, we recommend that you initiate a request to capture or cancel the authorization within 3 days. | 7 days   To reduce costs, we recommend that you initiate a request to capture or cancel the authorization within 3 days. | 7 days To reduce costs, we recommend that you initiate a request to capture or cancel the authorization within 3 days. |  |
| **Minimum payment amount** | The smallest unit of the acquirer currency | 0\.01 USD or equal amounts | 0\.01 | 0\.01 |  |
| **Maximum payment amount** | 499,999   USD   or equal amounts | 9,999,999.99 USD | 9,999,999.99 | 9,999,999.99 |  |
| **Recurring payments (MIT)** | ❌ | ✔️ | ❌ | ❌ |  |
| **Multiple partial captures** | ❌ | ❌ | ❌ | ❌ |  |
| **Partial capture** | ✔️ | ✔️ | ❌ | ❌ |  |
| **Refund** | ✔️ | ✔️ | ✔️ | ✔️ |  |
| **Partial refund** | ✔️ | ✔️ | ✔️ | ✔️ |  |
| **Chargeback**     **/Dispute** | ✔️ | ✔️ | ✔️ | ✔️ |  |
| **Refund period** | 365 days | 365 days | 365 days | 365 days |  |
| **Advanced AVS check** | ❌ | ❌ | ❌ | ❌ |  |
| **Special payment element** | None | Refer to   [Special payment elements for Cards](https://docs.antom.com/ac/pm/enumeration_values.md#uAnSf)   for more details. | None | None   ​ |  |

#### Processing currency for 2C2P HK {#7siRY}

 | AED, AUD, CAD, CHF, CNY, DKK, EUR, GBP, HKD, IDR, INR, JPY, KRW, LKR, KZT, MMK, MOP, MYR, NOK, NPR, NZD, OMR, PHP, PKR, SEK, SGD, THB, TWD, USD |
| --- |

# User experience {#eTt2B}

 This section shows the user experience of UnionPay in different scenarios:

## API integration {#rggt6B}

 This section shows the difference in user experience between those PCI and non-PCI qualified under the API integration.

<!-- TabGroup -->

**Tab: PCI qualified**

This section shows the difference between the first-time and subsequent payments under the PCI qualified.

<!-- TabGroup -->

**Tab: First-time payment**

<!-- TabGroup -->

**Tab: Web**

![](https://idocs-assets.marmot-cloud.com/storage/idocs87c36dc8dac653c1/yuque/idocs/2025/png/209028e2-d3ad-46e4-a35c-915548b9fae5.png)

**Tab: App**

![](https://idocs-assets.marmot-cloud.com/storage/idocs87c36dc8dac653c1/yuque/idocs/2025/png/328afef2-d26a-4e3a-9223-f97b5c7b8bc2.png)

<!-- /TabGroup -->

**Tab: Subsequent payments**

<!-- TabGroup -->

**Tab: Web**

![](https://idocs-assets.marmot-cloud.com/storage/idocs87c36dc8dac653c1/yuque/idocs/2025/png/340259dc-3e83-4351-be0b-35b94fe225c3.png)

**Tab: App**

![](https://idocs-assets.marmot-cloud.com/storage/idocs87c36dc8dac653c1/yuque/idocs/2025/png/68bea429-a8f9-409e-8fb0-22132aa40434.png)

<!-- /TabGroup -->

<!-- /TabGroup -->

**Tab: Non-PCI qualified**

This section shows the difference between the first-time and subsequent payments under the non-PCI qualified.

<!-- TabGroup -->

**Tab: First-time payment**

<!-- TabGroup -->

**Tab: Web**

![](https://idocs-assets.marmot-cloud.com/storage/idocs87c36dc8dac653c1/yuque/idocs/2025/png/d5bc90cb-0a6c-422d-9d4e-a27187f7043a.png)

**Tab: App**

![](https://idocs-assets.marmot-cloud.com/storage/idocs87c36dc8dac653c1/yuque/idocs/2025/png/327ffaf5-acf3-4a29-8d2f-38af01704ab2.png)

<!-- /TabGroup -->

**Tab: Subsequent payments**

<!-- TabGroup -->

**Tab: Web**

![](https://idocs-assets.marmot-cloud.com/storage/idocs87c36dc8dac653c1/yuque/idocs/2025/png/83735e3b-e7b3-43fa-8142-80c2868d1eb0.png)

**Tab: App**

![](https://idocs-assets.marmot-cloud.com/storage/idocs87c36dc8dac653c1/yuque/idocs/2025/png/9b47a214-9544-4a55-a34d-bc8e9cfe537d.png)

<!-- /TabGroup -->

<!-- /TabGroup -->

<!-- /TabGroup -->

## SDK integration {#rtffe}

 This section shows the difference between the first-time and subsequent payments under the SDK integration.

<!-- TabGroup -->

**Tab: First-time payment**

<!-- TabGroup -->

**Tab: Web**

![](https://idocs-assets.marmot-cloud.com/storage/idocs87c36dc8dac653c1/yuque/idocs/2025/png/dbc9b676-af91-4830-be09-1fbd708e479f.png)

**Tab: App**

![](https://idocs-assets.marmot-cloud.com/storage/idocs87c36dc8dac653c1/yuque/idocs/2025/png/166fb30a-b7b1-468d-8158-76b9040f02a7.png)

<!-- /TabGroup -->

**Tab: Subsequent payments**

<!-- TabGroup -->

**Tab: Web**

![](https://idocs-assets.marmot-cloud.com/storage/idocs87c36dc8dac653c1/yuque/idocs/2025/png/f2c5c50c-b122-4994-bbb0-e81b47b507c8.png)

**Tab: App**

![](https://idocs-assets.marmot-cloud.com/storage/idocs87c36dc8dac653c1/yuque/idocs/2025/png/418f5ac7-aa8a-4470-9a08-3bfe3213be48.png)

<!-- /TabGroup -->

<!-- /TabGroup -->

# Supported online payment integrations {#XYjyU}

 Antom offers a range of integration options tailored to each payment method. Each payment method may support different online payment integration options, allowing for flexibility based on your business requirements. The table below provides detailed information about the specific integrations available for each payment method:

 | **Supported online payments** | **Supported integrations** | **Payment method manual** |
| --- | --- | --- |
| One-time Payments | ✔️      [Hosted API-only](https://docs.antom.com/ac/cashierpay/cardcollant.md) ✔️      [Server-to-server API-only](https://docs.antom.com/ac/cashierpay/cardinfocallmerchant.md) ✔️      [Hosted Checkout Page](https://docs.antom.com/ac/cashierpay/HOSTEDCKP.md) ✔️      [Embedded Checkout Page](https://docs.antom.com/ac/cashierpay/embeddedckp.md) ✔️      [Web Element](https://docs.antom.com/ac/cashierpay/element.md) ✔️      [Mobile Element](https://docs.antom.com/ac/cashierpay/element.md) ❌    Payment links | [UnionPay](https://docs.antom.com/ac/antomop/unionpay_mdx.md) |
| Tokenized Payment | ❌ | None |
| Subscription Payment | ❌ | None |
| EasySafePay | ❌ | None |
| Scan to Link | ❌ | None |