That’s an impressive collection of parts that can be manufactured and be assembled by Viettel.
Cockpit: mechanical structural framing, sheet metal forming
Upper fuselage: structural frames, longitudinal stiffeners, sheet metal skin, machined connecting components
Cabin: structural framing, floor beams, skin panels, doors, windows, as well as system integration.
Engine cowlings: sheet metal forming, machining, surface treatment.
Landing gear: component machining, welding, surface treatment
Tail boom, vertical stabilizer, horizontal stabilizer: sheet metal, composite components, surface treatment