OFFICIAL LETTER 5241/CT-TTHT DATED 31 AUG 2018 OF HUNG YEN TAX DEPARTMENT GUIDING ON AGREEMENT ON AVOIDANCE OF DOUBLE TAXATION FOR INCOME OF CAPITAL TRANSFER
OFFICIAL LETTER 167061/CT-TTHT DATED 10 APR 2018 OF HA NOI TAXATION DEPARTMENT GUIDING EXCHANGE RATE DUE TO REVALUATION OF PAYABLES AND COSTS OF DEFERRED GOODS