Why does China not want Latin America to have industrialization on lithium?

Bolivia, Chile, Peru and Argentina concentrate about 60% of the world's lithium reserves.

This mineral is key to rechargeable batteries for mobile phones, laptops, digital cameras and electric vehicles.

On CNN Dinero, Professor Benjamin N. Gedan, from Johns Hopkins University, explains whether these Latin American countries have the conditions to industrialize lithium and obtain benefits that help their economies.