Enter the background > Menu > Items > Tax
Follow this guide to revise the item's tax:
Login to your Yamimeal Merchant Portal
Click "Menu" and followed by "Items"
Click the name of the item to be edited
Edit the tax of the item that required updates
Click "Submit" to save and publish the updated item
If you need further assistance, please feel free to submit your request to Yamimeal Care Team through our Help Center and we will contact you as soon as possible.