security equipment seller in kolkata
security device is leading company for security & safety equipments.it is a one stop solution for all your secuity & safety needs.security device has been working with the end users for more than 15 years.
we undertake sub contracts of minor bridge or major bridge
we con struct foundations, substructurs and superstructure.
we construct minor bridges.
we construct major bridges.
we construct highways including embakment, subgrade, gsb, wmm and dbm/bc layers.
a leading company in the field of security , housekeeping & manpower serv
we are in the field of providing the following range of services likewise :- security services of any establishment, factory, executive protection housekeeping, gardening, cash collection, recovery, security of bank & atms, investigation