On 29/08/2012, HNX officially admitted the delisting of SDS as follows:

Name of issuer: Song Da Construction and Investment JSC
Stock code: SDS
Securities type: common stock
Reason for delisting on HNX: voluntary delisting to be registered on UPCoM
Total delisted volume: 2,800,000 shares
Total delisted par value: VND28,000,000,000
Delisting date: 14/09/2012
Last trading day on HNX: 13/09/2012