diff --git a/docs/SUMMARY.md b/docs/SUMMARY.md
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--- a/docs/SUMMARY.md
+++ b/docs/SUMMARY.md
@@ -14,6 +14,7 @@
 
 * [API Quick Start Guide](deswap/api-quick-start-guide.md)
 * [Cross-Chain Swaps Liquidity](deswap/cross-chain-swaps-liquidity.md)
+* [Custom linking](deswap/custom-linking.md)
 
 ## Contracts
 
diff --git a/docs/deswap/custom-linking.md b/docs/deswap/custom-linking.md
new file mode 100644
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+# Custom linking
+
+The deBridge web application allows users to create custom links with a pre-defined set of parameters using URL query parameters. Users and developers can use their own prefilled settings for deSwap exchange or dePort.​
+
+| Parameter      | Description                                              |
+| -------------- | -------------------------------------------------------- |
+| inputChain     | Id of the chain where deSwap is initiated.               |
+| inputCurrency  | Input currency that will be swapped for output currency. |
+| outputChain    | Id of the receiving chain                                |
+| outputCurrency | Output currency that input currency will be swapped for. |
+| r              | Referral id                                              |
+| address        | Recipient address                                        |
+
+## Example <a href="#example" id="example"></a>
+
+> https://app.debridge.finance/deswap?inputChain=\&inputCurrency=\&outputChain=\&outputCurrency=\&r=\&address=
+
+deSwap
+
+> BSC(USDC) - ETHEREUM (USDT)
+>
+> ​[https://app.debridge.finance/deswap?inputChain=56\&inputCurrency=0x8ac76a51cc950d9822d68b83fe1ad97b32cd580d\&outputChain=1\&outputCurrency=0xdac17f958d2ee523a2206206994597c13d831ec7\&r=111\&address=0x64023dEcf09f20bA403305F5A2946b5b33d1933B](https://app.debridge.finance/deswap?inputChain=56\&inputCurrency=0x8ac76a51cc950d9822d68b83fe1ad97b32cd580d\&outputChain=1\&outputCurrency=0xdac17f958d2ee523a2206206994597c13d831ec7\&r=111\&address=0x64023dEcf09f20bA403305F5A2946b5b33d1933B)​
+
+dePort
+
+> BSC(USDC) - deUsdc
+>
+> ​[https://app.debridge.finance/deport?inputChain=56\&inputCurrency=0x8ac76a51cc950d9822d68b83fe1ad97b32cd580d\&r=111](https://app.debridge.finance/deport?inputChain=56\&inputCurrency=0x8ac76a51cc950d9822d68b83fe1ad97b32cd580d\&r=111)​
+
+## Chains and Tokens ID <a href="#chains-and-tokens-id" id="chains-and-tokens-id"></a>
+
+Chain IDs of all chains can be found at [https://chainlist.org/](https://chainlist.org) or in the spreadsheet below
+
+|   ID  | Chain               | Token request                          |
+| :---: | ------------------- | -------------------------------------- |
+|   1   | Ethereum            | GET https://tokens.1inch.io/v1.1/1     |
+|   56  | Binance Smart Chain | GET https://tokens.1inch.io/v1.1/56    |
+|  128  | Heco                | GET https://tokens.1inch.io/v1.1/128   |
+|  137  | Polygon             | GET https://tokens.1inch.io/v1.1/137   |
+| 42161 | Arbitrum            | GET https://tokens.1inch.io/v1.1/42161 |
+| 43114 | Avalanche           | GET https://tokens.1inch.io/v1.1/43114 |