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Property, Plant and Equipment (Details Textual) | 12 Months Ended
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Dec. 31, 2018 USD ($) | Dec. 31, 2017 USD ($) T
Property, plant and equipment (Textual) |  |
Production capacity of manufacturing equipment PM8 (per year) | T |  | 15,000
Assets pledged for guarantee of Dongfang Paper capital lease | $ 5,782,640 | $ 7,963,285
Land use right net values pledged for sale-leaseback financing | 5,990,586 | 6,437,419
Value of land use right pledged for bank loan | 12,939,899 |
Depreciation and amortization | 14,290,919 | 14,633,780
Impairment loss | $ 3,894,461 | 2,291,027
Land use rights [Member] |  |
Property, plant and equipment (Textual) |  |
Term of lease | 50 years |
Lease expiration year | From 2061 to 2066. |
Value of land use right pledged for bank loan | $ 4,762,300 |
Land use rights [Member] |  |
Property, plant and equipment (Textual) |  |
Term of lease |  | 50 years
Lease expiration year |  | From 2061 to 2066.

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- Definition Production capacity of manufacturing equipment. + References No definition available. + Details
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- Definition Property plant and equipment loan drawn from banking facility. + References No definition available. + Details
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- Definition Period of lease in sale leaseback transaction, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Definition Value of land use right pledged for sale leaseback financing. + References No definition available. + Details
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- Definition Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=109226348&loc=d3e2420-110228 + Details
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- Definition The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585 + Details
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