China increased imports of iron ore 10% last year to 820m tonnes, but a bigger jump in stockpiles and a flood of new supply have pushed prices down 3% this year.
Despite a two year campaign aimed at cleaning the sector and removing all unlawful operations, China has admitted that its rare earth industry still suffers greatly from pollution, smuggling, and illegal mining.
Several countries and their central banks have officially warned people about the risks associated with Bitcoin. Some, like China, have gone a step further, introducing laws to control it.