<P> In 1930, Phani Sarma joined the Kohinoor Opera, the first mobile theatre group of Assam, started by Natyacharya Brajanath Sarma . From Dhubri to Sadiya, from the north bank to the south bank of the Brahmaputra River, Kohinoor Opera performed its dramas, attracting thousands of spectators who came to see Sarma perform . Apart from initiating a theatrical movement, the Kohinoor Opera introduced co-acting on the stages of Assam . In 1931, Brajanath Sarma, with the help of Phani Sarma introduced female actresses for the first time to appear in their drama productions at a time when male acting was completely dominant, revolutionising the nature of Assamese theatre </P> <P> In 1933 Phani Sarma played a significant role in the first Assamese feature film Joymati directed by Jyoti Prasad Agarwala, where he played the role of the historical figure of Gathi Hazarika, the villain of the film . The notable acting of Phani Sarma in that role was a special feature of the film which was released in 1935, and Sarma went on the star in Agarwalla's second picture Indramalati . </P> <P> In 1948 Sarma, along with Bishnu Rabha made a feature film Siraj, based on a popular short story written by Deshapran Lakshmidhar Sarma . </P> <P> In 1955 he directed and starred in Pioli Phukan, also playing the films protagonist Pioli Phukan . His last film was Ito Sito Bahuto in 1963 where he appeared as an actor rather than taking the director's helm . </P>

Which is the first mobile theatre of assam