Source Wikipedia :
en.wikipedia.org/wiki/Interflug
"In March 1991, Interflug was liquidated by the government and Lufthansa was selected as the agent for liquidation
[7]
. Its 32 aircraft being sold for
US$
192.3 million. Twelve of the Tu-134 jets were later acquired by
Vietnam Airlines
for domestic and regional flights until 1997.
[8]
The company's trio of Airbus A310 aircraft were acquired by the Federal Government of
Germany for use as VIP transports. A number of the former Interflug employees gained employments at Lufthansa and its subsidiary companies, including
Condor
, Lufthansa Technik, while employees in the airport operations divisions became employees of the new respective municipal-owned airport corporations, but many others went into unemployment."