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Property, Plant and Equipment, Net (Details Textual) - USD ($) | 12 Months Ended
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Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Property, Plant and Equipment, Net (Textual) |  |  |
Depreciation expense | $ 1,584,973 | $ 1,403,585 | $ 1,185,476
Plant construction expenditure description | The Company's properties with an aggregate carrying value of approximately $1.2 million (RMB 8.6 million) has been used as collateral for the Company's short-term loans. |  |

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- Definition The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation. + 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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- Definition Information pertaining to allowance for funds used during construction (AFUDC) for utilities (for example, description of projects, computation, amounts, rates, accounting, recovery period, noncash income). Allowance for funds used during construction represents the estimated costs of debt and equity financings necessary to finance the construction of regulated assets. May also indicate the financial statement captions that are affected by AFUDC, such as construction work in progress, other revenue, and interest expense (as a reduction for the capitalized portion). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 980 -SubTopic 835 -Section 25 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6501569&loc=d3e55921-110430 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 980 -SubTopic 835 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6501662&loc=d3e56162-110433 + Details
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