OFFICIAL LETTER 53154/CT-TTHT DATED 31 JULY 2018 OF HA NOI TAX DEPARTMENT APPLYING TO DOUBLE TAXATION AVOIDANCE AGREEMENT FOR LOAN INTEREST

OFFICIAL LETTER 1355/TCT-KK DATED 18 APR 2018 OF GDT GUIDING ON TAX DECLARATION AND PAYMENT FOR ACTIVITIES OF REAL ESTATE BUSINESS

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

OFFICIAL LETTER 1064/TCT-KK DATED 29 MARCH 2018 OF DGT GUIDING TAX POLICY FOR ENTERPRISE MERGER - TERMINATION OF BRANCH OPERATION

OFFICIAL LETTER 1064/TCT-KK DATED 29 MARCH 2018 OF GDT GUIDING TAX POLICY FOR ENTERPRISE SEPARATION

OFFICIAL LETTER 673/TCT-CS DATED 27 FEBRUARY 2018 OF GDT GUIDING CONVERSION OF ELECTRONIC INVOICE INTO PAPER INVOICE

OFFICIAL LETTER 83301/CT-TTHT DATED 28 DECEMBER 2017 OF HA NOI TAXATION DEPARTMENT GUIDING ON RELATED PARTY TRANSACTION FILE EXEMPTION

OFFICIAL LETTER 4657/TCT-KK DATED 11 OCT 2017 OF GDT GUIDING BANK PAYMENT VOUCHER FOR EXPORT GOODS

OFFICIAL LETTER 4107/TCT-KK DATED 12 SEP 2017 OF GDT GUIDING TAX DECLARATION FOR EPEs

OFFICIAL LETTER 58894/CT-TTHT DATED 29 AUG 2017 OF HA NOI TAXATION DEPARTMENT TO DETERMINE TRANSACTIONS OF THE RELATED PARTIES