Mountains and plateaus dominate in the china; plains and hills prevail in the

Mountains and plateaus dominate in the west of China; plains and hills prevail in the east.

Build a market-oriented economy;

If a particular resource is not useful or needed then the price would be considerably low. once that resource is needed the price or value will raise depending on how useful or needed it is especially if the resource is low in quantity, the consumers would pay whatever they have to, to get that material.