---
title: tradeExchangeTokens
---
# tradeExchangeTokens <TitleWithCodeLink2 link="tradeExchangeTokens" />

Trade tokens on a bancor style exchange.

## Usage

``` javascript
const transaction = await tronWeb.transactionBuilder.tradeExchangeTokens(exchangeId, tokenName, tokenAmountSold, tokenAmountExpected, ownerAddress, options)
```

## Parameters
|Argument|Description|Type|
|--------|-----------|----|
|exchangeId|Non-negative integer exchange id|Integer|
|tokeId|tokeId|String|
|tokenAmountSold|Amount of token actually sold|Integer|
|tokenAmountExpected|Amount of token expected|Integer|
|ownerAddress|Token owner address in hex|hexString|
|options|The permissions id for multi-sign and block header for contract block header info.                      | `{ permissionId: number, blockHeader: ... }` |

## Returns

Unsigned transaction object.

## Example

``` javascript
await tronWeb.transactionBuilder.tradeExchangeTokens(1, "1000003", 1000, 1000, "410ca7c49aa44d26aabfe7f594c645cf9f17a4ff70");
// output-start
{
    "visible": false,
    "txId": "545ed6a5eb793fe5903ec177761b2504147e010875644fce321f0dbb28799456",
    "raw_data": {
        "contract": [
            {
                "parameter": {
                    "value": {
                        "exchange_id": 1,
                        "token_id": "31303030303033",
                        "expected": 1000,
                        "owner_address": "410ca7c49aa44d26aabfe7f594c645cf9f17a4ff70",
                        "quant": 1000
                    },
                    "type_url": "type.googleapis.com/protocol.ExchangeTransactionContract"
                },
                "type": "ExchangeTransactionContract"
            }
        ],
        "ref_block_bytes": "c778",
        "ref_block_hash": "db086b31f0f10f69",
        "expiration": 1581650238000,
        "timestamp": 1581650180365
    },
    "raw_data_hex": "0a02c7782208db086b31f0f10f6940b0b4cd8d842e5a68082c12640a38747970652e676f6f676c65617069732e636f6d2f70726f746f636f6c2e45786368616e67655472616e73616374696f6e436f6e747261637412280a15410ca7c49aa44d26aabfe7f594c645cf9f17a4ff7010011a073130303030303320e80728e807708df2c98d842e"
}
// output-end
```