, Machine Tooling & Injection moulding 
Labour costs are lower because of the huge labor supply available. A migration from agriculture to manufacturing is similar to that which occurred in the United States in the late 19th century. Other costs are not necessarily cheaper. Chinese governmental units also support economic development zones, which frequently provide lower taxes, utilities, as an incentive etc. This process is similar to that of some US states and cities, providing tax breaks, etc. to lure large employers.
