One dated 2009:
In which it outlined the need to build a network consist of three (3) deep space tracking stations, to prepare China's up and coming space missions, including Chang-e 5, and beyond. Two (2) of the stations have been built, they are inside China. The third one will be build in Argentina, at the cost of $80 Million, and will be completed by 2016. This page, from a state-owned construction company in China, Second Engineering Company Limited of CCC Fourth Highway Engineering Company Limited, gave the location of the 3rd Chinese deep space tracking station:
This page, dated 25th October 2013, stated that the building of the 3rd Chinese deep space tracking station has begun. The deep space tracking station will be build on a high plateau in between 800 meter to 900 meter above the sea level.