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Prepayments and Other Current Assets (Tables) | 12 Months Ended
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Dec. 31, 2017
Prepayments and Other Current Assets [Abstract] |
Summary of prepayments and other current assets |
|  | December 31, |  |  | December 31, |
|  | 2017 |  |  | 2016 |
Prepaid land lease |  | $ | 459,123 |  |  | $ | 432,464 |
Prepayment for purchase of materials |  |  | 183,649 |  |  |  | 4,325 |
Others |  |  | 8,751 |  |  |  | 19,103 |
|  | $ | 651,523 |  |  | $ | 455,892 |

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