On December 17, 2021, HOSE issued an announcement regarding the trading switch to Hanoi Stock Exchange (HNX) as follows:
-          Listed firm: Kinh Bac City Development Holding Corporation
-          Securities name: Bond of Kinh Bac City Development Holding Corporation (KBC12006 Bond)
-          Securities code: KBC12006
-          Securities type: corporate bond 
-          Par value: VND100,000
-          Current listing volume: 4,000,000 bonds
-          Volume transferred to HNX: 6,000,000 bonds
-          Last trading date on HOSE: December 27, 2021
-          Purpose: to switch transactions to HNX as guided in Circular No.57/2021/TT-BTC dated 07/12/2021 by the Ministry of Finance.