Acharya Classes as the name of “Avanti Classes” was started in 2017 in Chhapra . Avanti Centre was the first centre established in North Bihar . It has been the first choice Institute for students since 2017 . Nilabh Ranjan , senior Chemistry Faculty is acting as Centre Head since 2020

Centre 1 : 2nd Floor , Godrej Building , Harimohan Gali , Near Municipal Chowk , Chhapra
Centre 2 : Bhagwan Bazar , Chhapra