The offer is very rich, although a large part of the weapons are licensed russian  systems, any  of which have been upgraded (but not only due to the fact that Vietnam besides  produces a somewhat  modified variant of the Israeli hand device  weapon  Negew cal. 5.56 mm). Vietnam besides  boasts of the refurbishment and modernization capabilities it offers to another  countries. specified  an example is the AESC (Aerospace Engineering Services) established in 2008, which is present in both the military and civilian  markets. The AESC, among others, deals with refurbished parts for aircraft specified  as C212, C295, or DHC-6.