Property, Plant and Equipment - Schedule of Property, Plant and Equipment (Details) (USD $)	Dec. 31, 2014	Jun. 30, 2014
Property, plant and equipment	$ 106,404,174	$ 106,701,284
Less: Accumulated depreciation	(57,754,808)	(53,357,141)
Property, plant and equipment, net	48,649,366	53,344,143
Plant And Machinery [Member]
Property, plant and equipment	79,350,349	79,372,491
Buildings [Member]
Property, plant and equipment	23,997,768	24,012,468
Motor Vehicles [Member]
Property, plant and equipment	438,922	722,018
Office Equipment [Member]
Property, plant and equipment	556,203	556,293
Bearings [Member]
Property, plant and equipment	$ 2,060,932	$ 2,038,014