Shankar Engineering Corporation
21, Parsee Church Street, Opposite 18 Ezra Street, Business Communication Centre, 1st Floor Room No. 12, Near Tea- Board Of India
Kolkata- 700001, West Bengal (India)
Suan Scientific Instruments & Equipments
P - 814, Ground Floor, Block - A, Lake Town
Kolkata- 700089, West Bengal (India)
Technocraft, Kolkata
No. 5- B, Kundu Lane, Belgachia
Kolkata- 700037, West Bengal (India)
Benison & Willows Industries
Bentink Street
Kolkata- 700002, West Bengal (India)