Pursuant to Listing Regulations at the HNX attached to Decision No.324/QĐ-SGDHN dated 04/06/2010, HNX announces that the following stock has been put under alert:

- Issuer: Ha Noi Transformer Manufacturing and Electric Material JSC

- Stock code: BTH

- Reason: profit after tax in the audited financial statement FY 2012 is negative (-VND 9,917,905,538)

- Effective date: 28/03/2013

Alert period ends when Ha Noi Transformer Manufacturing and Electric Material JSC overcomes current situation.