New regulations on establishment, publication and application of product instituation standards

Pursuant to Article 10 Law on Standards and Technical Regulations, Vietnam's standard system include National Standards (“TCVN”), and Institution Standards (“TCCS”). If a company does not use TCVN, international standards (ISO, IEC…), regional standards (EU…), or foreign standards (JIS, ASTM, GB…) to its products, it shall at least have...
SBLaw-–-Top-Ten-IP-Agent-in-Vietnam

Opposition procedure of trademark at NOIP

Since the applied trademark under the application is confusingly similar to your trademark, you could file an opposition against the said trademark at National Office of Intellectual Property in Vietnam (NOIP).