We so sorry for previous email, our custom have check one more time for this ASUS case and advise with as below information to us. It is different with the answer that advised to you yesterday. But they already confirmed info as below is correct in this ASUS situation. In this ASUS case, for MIC permit rules that have 2 situation:1. For return shipment below find as below website, it is necessary for MIC permit provide to customs once doing customs inspection for return cargo as well.2. With the storage function product ( news 100%):• For Server ( have storage function) or Switch: is needed MIC permit.