As for customs duty & tax, again informing, it’s correct that customs duty & tax are waived due to re-export shipment for repairing of the goods, the amount (customs duty: 8% of invoice amount + tax(vat): 10% of invoice value) need to deposit to the customs in declaring import customs clearance and Customer can refund the deposit after re-export the goods ex Korea
3. The other is to carry the guarantee insurance by paying such insurance charge and we are now checking the estimated insurance charge.