Unitra Corporation
P-329, C.I.T. Road
Kolkata- 700056, West Bengal (India)
Banuj Mixing
108/2, Rabindra Sarani, Liluah
Howrah- 711203, West Bengal (India)
Diamond Rubber Works
Village Shibramchalk, P. O. Panchla, S. E. Railway, Bauria
Howrah- 711322, West Bengal (India)