- Balance of supply and demand of Germanium in China in 2017Jan 15, 2018
- Balance of supply and demand of Germanium in the World in 2017Jan 15, 2018
- Balance of supply and demand of Germanium in the World in 2016Jan 15, 2017
- Balance of supply and demand of Germanium in China in 2016Jan 15, 2017
- Balance of supply and demand of Germanium in China in 2015Jan 15, 2016
- Balance of supply and demand of Germanium in the World in 2015Jan 15, 2016
- Balance of supply and demand of Germanium in the World in 2014Jan 15, 2015
- Balance of supply and demand of Germanium in China in 2014Jan 15, 2015