China is the world's largest mold maker with an annual output of over 300 billion RMB.
Molds determine part precision and cost. A good mold can produce hundreds of thousands to millions of parts. China produces over 300 billion RMB worth of molds annually with ~2 million workers.
Stamping dies (37% of output), injection molds (34%), die casting dies (9%), forging dies (8%), powder metallurgy molds (3%).