Property, Plant and Equipment (Details 1)	6 Months Ended
	Jun. 30, 2018
Permit of land use [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Estimated useful lives	40 years
Permit of land use [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Estimated useful lives	70 years
Building [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Estimated useful lives	20 years
Building [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Estimated useful lives	49 years
Plant, machinery and equipment [member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Estimated useful lives	5 years
Plant, machinery and equipment [member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Estimated useful lives	10 years
Motor vehicle [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Estimated useful lives	5 years
Motor vehicle [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Estimated useful lives	10 years
Office equipment [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Estimated useful lives	3 years
Office equipment [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Estimated useful lives	5 years