Hi Orawan,
Earlier this month, we announced plans to change Etsy’s sales tax tool. We also let you know that buyers will begin to see information about taxes and duties that may apply to their Etsy purchase. As of today, we’re now displaying this text to affected buyers. We’ve also changed access to the sales tax tool, which is now limited to shops located in the United States and Canada, and can only be used to set rates domestically within those sellers’ home countries.