Kumkum Marketing Solutions : 8471045675 , 7739321630 : Contact : 1st Floor, J.J Complex, West Boring Canal Road, Patna - 800003, adjacent PNB
Research Advantage : 9304769136 , 9199189590 : Contact : Azad Nagar, Road No 1, Kankarbagh, Patna - 800020
Riyansika Ecpl Pvt. Ltd. : +91 - (612) - 3211741, 9334766888 : Contact : Road No-5, Rajendranagar, Patna - 800016, Opposite Sakha Field