Property, Plant and Equipment (Details 1)	6 Months Ended
	Jun. 30, 2020
Minimum [Member] | Permit of land use [Member]
Property, Plant and Equipment [Line Items]
Estimated useful lives	40 years
Minimum [Member] | Building [Member]
Property, Plant and Equipment [Line Items]
Estimated useful lives	20 years
Minimum [Member] | Plant, machinery and equipment [Member]
Property, Plant and Equipment [Line Items]
Estimated useful lives	5 years
Minimum [Member] | Motor vehicle [Member]
Property, Plant and Equipment [Line Items]
Estimated useful lives	5 years
Minimum [Member] | Office equipment [Member]
Property, Plant and Equipment [Line Items]
Estimated useful lives	3 years
Maximum [Member] | Permit of land use [Member]
Property, Plant and Equipment [Line Items]
Estimated useful lives	70 years
Maximum [Member] | Building [Member]
Property, Plant and Equipment [Line Items]
Estimated useful lives	49 years
Maximum [Member] | Plant, machinery and equipment [Member]
Property, Plant and Equipment [Line Items]
Estimated useful lives	10 years
Maximum [Member] | Motor vehicle [Member]
Property, Plant and Equipment [Line Items]
Estimated useful lives	10 years
Maximum [Member] | Office equipment [Member]
Property, Plant and Equipment [Line Items]
Estimated useful lives	5 years