Watchem Ions Engineers Pvt. Ltd.
G - 133, Main NH - 24, Near CNG ND Petrol Pump, Gazipur
Delhi- 110096, Delhi (India)
Sequel Technologies
No. 111, Vardhaman Seven Eleven Plaza, 1st Floor, Sector-7, Rohini
Delhi- 110085, Delhi (India)
Merck Limited
Garstin Bastion Road
Delhi- 110053, Delhi (India)