The 1st A350 for Vietnam Airlines starts ground tests.

The first A350 XWB for Vietnam Airlines, to be leased from AerCap, has just moved to station 30 at the Roger Béteille Final Assembly Line (FAL) in Toulouse.

Source: Airbus

This new milestone marks the completion of some of the major airframe assembly as well as the successful first electrical power-on. 

Source: Airbus

In station 30, the aircraft will now undergo ground tests, while the cabin installation initiated in the previous station (station 40) will be continued. 

Source: Airbus

Based on the press release "First A350 XWB for Vietnam Airlines rolls out of assembly hall"