> For the complete documentation index, see [llms.txt](https://qiedex.qie.digital/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://qiedex.qie.digital/how-to-bridge-native-assets/how-to-use-the-eth-qie-mainnet-bridge.md).

# How to Use the ETH ↔ QIE Mainnet Bridge

Our bridge supports transferring **ETH** and **QIE** tokens between the **Ethereum** network and **QIE Mainnet**. Here's a step-by-step guide to help you move your assets securely.

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### 🔁 ETH Transfers

#### 🔸 1. Transfer ETH from Ethereum to QIE Mainnet

**Steps:**

1. Select **Ethereum** as the **From** network, and **QIE Mainnet** as the **To** network.
2. Choose **ETH** from the **Select Asset** list.
3. When you initiate the transfer, your original **ETH** coins get **locked** on the Ethereum network.
4. At the same time, an equivalent amount of **WETH (Wrapped ETH)** tokens are **minted** on the QIE Mainnet.

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#### 🔸 2. Transfer ETH from QIE Mainnet Back to Ethereum

**Steps:**

1. Select **QIE Mainnet** as the **From** network, and **Ethereum** as the **To** network.
2. Choose **WETH** from the **Select Asset** list.
3. Your **WETH** tokens on QIE will be **burned**.
4. The originally locked **ETH** coins on Ethereum will be **released** back to your wallet.

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### 🔁 QIE Transfers

#### 🔸 3. Transfer QIE from QIE Mainnet to Ethereum

**Steps:**

1. Select **QIE Mainnet** as the **From** network, and **Ethereum** as the **To** network.
2. Choose **QIE** from the **Select Asset** list.
3. Your original **QIE** coins will be **locked** on QIE Mainnet.
4. An equivalent amount of **WQIE (Wrapped QIE)** tokens will be **minted** on the Ethereum network.

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#### 🔸 4. Transfer QIE from Ethereum Back to QIE Mainnet

**Steps:**

1. Select **Ethereum** as the **From** network, and **QIE Mainnet** as the **To** network.
2. Choose **WQIE** from the **Select Asset** list.
3. Your **WQIE** tokens on Ethereum will be **burned**.
4. The originally locked **QIE** coins on QIE Mainnet will be **released** back to your wallet.