Darius Technical Services Private Limited
Room No. 50, 50/A At Y319 & Y320, HS Market 1st Floor, KB Road
Kolkata- 700018, West Bengal (India)
Ceco Electronics Private Limited
No .18, R. N. Mukherjee Road, 9th Floor
Kolkata- 700001, West Bengal (India)
Hari Om Udyog
No. 5, Bipin Behari Ganguly Street, 2nd Floor
Kolkata- 700012, West Bengal (India)