World Hindi Day or Vishwa Hindi Diwas is observed annually on January 10. It is celebrated with the objective of raising awareness about Hindi as an International Language and to promote its use across the world. In this connection various Hindi competitions were organized for the employees of IIST on January 17, and 20, 2025 and for the students on January 16, 17, 20 and 21, 2025. A prize distribution ceremony was organized on the occasion of Republic Day celebrations on January 26, 2025 in which certificates were distributed to the winners of the competitions.