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PROPERTY AND EQUIPMENT, NET (Details) (USD $) | Dec. 31, 2014 | Dec. 31, 2013
--- | --- | ---
Property, Plant and Equipment [Line Items] |  |
Buildings | $ 1,384,609 us-gaap_BuildingsAndImprovementsGross | $ 1,405,723 us-gaap_BuildingsAndImprovementsGross
Land use rights | 316,289 dhrm_LandUseRights | 321,112 dhrm_LandUseRights
Plant and machinery | 5,114,148 dhrm_PlantAndMachinery | 3,282,641 dhrm_PlantAndMachinery
Automobiles | 193,930 dhrm_Automobiles | 44,987 dhrm_Automobiles
Office and computer equipment | 447,619 us-gaap_PropertyPlantAndEquipmentOther | 438,843 us-gaap_PropertyPlantAndEquipmentOther
Property, Plant and Equipment, Gross | 7,456,595 us-gaap_PropertyPlantAndEquipmentGross | 5,493,306 us-gaap_PropertyPlantAndEquipmentGross
Less: Accumulated depreciation and amortization | (2,782,929)us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment | (2,329,241)us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
Property and equipment, net | $ 4,673,666 us-gaap_PropertyPlantAndEquipmentNet | $ 3,164,065 us-gaap_PropertyPlantAndEquipmentNet

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- Definition Gross Value of land use rights as of Balance Sheet date. + References No definition available. + Details
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- Definition Gross Value of Plant and Machinery as of Balance Sheet date. + References No definition available. + Details
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- Definition Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.14) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 14 -Article 5 + Details
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- Definition Amount before accumulated depreciation of building structures held for productive use including addition, improvement, or renovation to the structure, including, but not limited to, interior masonry, interior flooring, electrical, and plumbing. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 4 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=28358313&loc=d3e6812-107765 + Details
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- Definition Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.13) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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