Zunyi Xinzhou Airport (IATA: ZYI, ICAO: ZUZY) is a dual-use military and civil airport serving the city of Zunyi in China's southwestern Guizhou Province. It is located in the town of Xinzhou in Xinpu New Area. The military air base was built in 1966 and completed in 1970.

Can we draw the following conclusion?
Zunyi Airport is strictly for military use since 1966.

pick from the following. 1. Yes 2. It's impossible to say 3. No
3.