In America, in the second quarter, unit Labour costs increased by 0.8%, this consisted of a 1.0% increase in wages and a 0.2% increase in Labourproductivity.
The effective way is to make it suitable that the rate of residents' labour income increase with that ofproductivity growth speed through making the correct income policies.
The roadheader-borne temporary support is enabled to greatly increase the productivityof drift excavation, decrease hand labour for supporting, and ensure productive safety.