Manipur Governor Najma Heptulla administered the oath of Protem Speaker to Hangkhalian at a function held at the Raj Bhavan here.
Manipur Chief Minister N Biren Singh, Deputy Chief Minister Y Joykumar and other top civil and police officers attended the swearing in ceremony.
Hangkhalian had won the Assembly elections from Churachandpur seat on a BJP ticket.
After his swearing in as the Protem Speaker, Hangkhalian administered the oath to newly elected MLAs in the Manipur Assembly premises.