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SUMMARY OF PRINCIPAL ACCOUNTING POLICIES (Tables) | 12 Months Ended
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Dec. 31, 2016
SUMMARY OF PRINCIPAL ACCOUNTING POLICIES [Abstract] |
Schedule of Accounts Receivable |
Accounts |  | December 31, |
receivable |  | 2015 |  | 2016 |
Customer A |  | $ | * |  | $ | 1,576,400 |
Customer B |  | $ | * |  | $ | 1,368,956 |
Customer C |  | $ | 2,996,042 |  | $ | 1,294,342 |
Customer D |  | $ | 6,354,510 |  | $ | * |
Customer F |  | $ | 2,315,035 |  | $ | * |
Customer G |  | $ | 2,299,732 |  | $ | * |
* | Represents less than 10%
Schedule of Property, Plant and Equipment, Depreciation, Estimated Lives |
Buildings and plant |  |  | 30 years |
Machinery and equipment |  |  | 15 years |
Furniture, fixtures and equipment |  |  | 3-5 years |
Motor vehicles |  |  | 6 years |
Schedule of Share-Based Compensation Expenses |
|  | Year ended December 31, |
|  | 2014 |  | 2015 |  | 2016 |
Selling, general and administrative expenses |  | $ | 1,544,078 |  | $ | 3,323,948 |  | $ | 2,501,957 |
Research and development expenses |  |  | 12,310 |  |  | — |  |  | — |
Cost of sales |  |  | 236,431 |  |  | 364,003 |  |  | 200,132 |
Total |  | $ | 1,792,819 |  | $ | 3,687,951 |  | $ | 2,702,089 |

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- Definition Tabular disclosure of the various types of trade accounts and notes receivable and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.3,4) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Tabular disclosure of the allocation of equity-based compensation costs to a given line item on the balance sheet and income statement for the period. This may include the reporting line for the costs and the amount capitalized and expensed. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 14.F) -URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809 + Details
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