Royal Inspection & Engineering Services
Nabanagar,Parbangla,Batanagar
Kolkata- 700140, West Bengal (India)
RIS Engineers Private Limited
No. 265/ A, B. T. Road, Manashi Apartment, Opposite Baranagar P. S.
Kolkata- , West Bengal (India)
Testing Research Engineering And Technological Services
14 Ramnath Pal Road
Kolkata- 700023, West Bengal (India)
Krish Biotech Research Private Limited
Block A-11, 4th Floor, Fmc Fortuna, 234/3-A, A.J.C.Bose Road,
Kolkata- 700020, West Bengal (India)