. Construction of houses
. Dredging and land reclamation
. Construction of roads and bridges
. Canalization

. Construction, building and installation of oil and gas facilities
. Construction of oil and gas pipe lines
. Construction and building tug boats, house boats and badges
. construction of oil and gas storage tanks
And any other mechanical works.

. Construction and installation of electrical facilities
. Construction of electrical steel poles
. Instrumentation
. Cabal laying