Illegal business is also going on with students’ books. The Delhi NCRT office was complained from Tripura state. On Thursday, a joint delegation of NCRT and Guwahati Regional Center launched a raid on two bookstores adjacent to the Orient Chowmuhani and Joyynagar in Agartala city. Representatives said that a large number of illegal textbooks were found in both stores. The two shops were selling among the students by printing NCRT books in the low quality. The police scattered several books. They are reported to have taken action against the two shops.