This article explains how to upload a custom file. Please also refer to the following articles as needed.
Custom File for any other trades
How to upload a custom file
Once you have created a custom file, select "Custom" on the upload screen and upload it.
In the scenario that you have some trades that cannot be uploaded using the exchange files, you can also upload them by creating a custom file.
* When uploading a custom file, please refer to the precautions described here.