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PREPAYMENT AND OTHER CURRENT ASSETS (Details) (USD $)	Dec. 31, 2014	Dec. 31, 2013
PREPAYMENT AND OTHER CURRENT ASSETS [Line Items]
Prepayment for inventory purchase	$ 1,380,536dhrm_PrepaymentForEquipmentPurchase	$ 4,867,803dhrm_PrepaymentForEquipmentPurchase
Other prepaid expenses	1,016,251us-gaap_OtherPrepaidExpenseCurrent	730,181us-gaap_OtherPrepaidExpenseCurrent
Prepayment and other current assets	$ 2,396,787us-gaap_PrepaidExpenseAndOtherAssetsCurrent	$ 5,597,984us-gaap_PrepaidExpenseAndOtherAssetsCurrent

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Amount of prepayment for the equipment purchase.

+ References

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- Definition

Amount of asset related to consideration paid in advance for other costs that provide economic benefits within a future period of one year or the normal operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section 45

-Paragraph 1

-Subparagraph (g)

-URI http://asc.fasb.org/extlink&oid=28358313&loc=d3e6676-107765



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-Name Accounting Standards Codification

-Topic 210

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-Section 45

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Amount of asset related to consideration paid in advance for costs that provide economic benefits in future periods, and amount of other assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 8

-Article 5



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-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section 45

-Paragraph 1

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