Filtech [india]
46, Murari Pukur Road
Kolkata- 700054, West Bengal (India)
Ruedo Engineering
No. 14, Chinar Park, 4th Floor, Kaikhali New Town Mega City Road
Kolkata- 700157, West Bengal (India)
Samik India
No. 55A, Abhedananda Road
Kolkata- 700006, West Bengal (India)
Expomark
No. 32, Ezra Street, Suite 760, 7th Floor
Kolkata- 700001, West Bengal (India)
Standard Filter Concern
No. 16/1 A, Nilmoni Mitra Street
Kolkata- 700006, West Bengal (India)