XML 52 R8.htm IDEA: XBRL DOCUMENT v2.4.1.9
CONSOLIDATED STATEMENTS OF CASH FLOWS(USD ($))
 12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Cash flows from operating activities      
Net income $ 659,004us-gaap_ProfitLoss $ 2,003,326us-gaap_ProfitLoss $ 3,216,352us-gaap_ProfitLoss
Adjustments to reconcile net income to net cash (used in) provided by operating activities      
Stock-based compensation expense 1,408,421us-gaap_ShareBasedCompensation 239,871us-gaap_ShareBasedCompensation 314,479us-gaap_ShareBasedCompensation
Depreciation and amortization 640,560us-gaap_DepreciationDepletionAndAmortization 619,890us-gaap_DepreciationDepletionAndAmortization 552,086us-gaap_DepreciationDepletionAndAmortization
Loss on disposal of equipment 635us-gaap_GainLossOnSaleOfPropertyPlantEquipment 473,709us-gaap_GainLossOnSaleOfPropertyPlantEquipment 0us-gaap_GainLossOnSaleOfPropertyPlantEquipment
Change in fair value of warrants liability (2,866,171)us-gaap_GainLossOnDerivativeInstrumentsNetPretax 346,691us-gaap_GainLossOnDerivativeInstrumentsNetPretax 180,192us-gaap_GainLossOnDerivativeInstrumentsNetPretax
Change in deferred tax assets (283,874)us-gaap_IncreaseDecreaseInDeferredIncomeTaxes (2,698)us-gaap_IncreaseDecreaseInDeferredIncomeTaxes 0us-gaap_IncreaseDecreaseInDeferredIncomeTaxes
Provision for doubtful accounts 713,591us-gaap_ProvisionForDoubtfulAccounts 44,041us-gaap_ProvisionForDoubtfulAccounts 594,808us-gaap_ProvisionForDoubtfulAccounts
Change in warranty reserve (209,227)us-gaap_ProvisionForOtherLosses 0us-gaap_ProvisionForOtherLosses 0us-gaap_ProvisionForOtherLosses
Provision for inventory obsolescence 541,944us-gaap_InventoryWriteDown 0us-gaap_InventoryWriteDown 0us-gaap_InventoryWriteDown
Impairment loss for intangible assets 395,506us-gaap_ImpairmentOfIntangibleAssetsFinitelived 0us-gaap_ImpairmentOfIntangibleAssetsFinitelived 0us-gaap_ImpairmentOfIntangibleAssetsFinitelived
Changes in assets and liabilities:      
(Increase) Decrease in accounts receivable (80,089)us-gaap_IncreaseDecreaseInAccountsReceivable (345,443)us-gaap_IncreaseDecreaseInAccountsReceivable 344,341us-gaap_IncreaseDecreaseInAccountsReceivable
Decrease (Increase) in prepayments and other current assets 5,238,541us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets (3,844,093)us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets (1,730,704)us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets
(Increase) Decrease in other receivables (481,785)us-gaap_IncreaseDecreaseInOtherReceivables 562,140us-gaap_IncreaseDecreaseInOtherReceivables (1,617,781)us-gaap_IncreaseDecreaseInOtherReceivables
(Increase) Decrease in inventories (1,904,329)us-gaap_IncreaseDecreaseInInventories (120,996)us-gaap_IncreaseDecreaseInInventories 931,844us-gaap_IncreaseDecreaseInInventories
Decrease (Increase) in tax receivable 228,447us-gaap_IncreaseDecreaseInIncomeTaxesReceivable (34,569)us-gaap_IncreaseDecreaseInIncomeTaxesReceivable 563,816us-gaap_IncreaseDecreaseInIncomeTaxesReceivable
Increase in accounts payable 185,104us-gaap_IncreaseDecreaseInAccountsPayable 47,315us-gaap_IncreaseDecreaseInAccountsPayable 4,271us-gaap_IncreaseDecreaseInAccountsPayable
(Decrease) Increase in advances from customers (145,950)us-gaap_IncreaseDecreaseInCustomerAdvances 60,758us-gaap_IncreaseDecreaseInCustomerAdvances (56,965)us-gaap_IncreaseDecreaseInCustomerAdvances
Increase in accrued expenses and other current liabilities 22,476us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities 75,072us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities 52,482us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities
Decrease in taxes payable 74,549us-gaap_IncreaseDecreaseInAccruedTaxesPayable (325,464)us-gaap_IncreaseDecreaseInAccruedTaxesPayable (1,644,345)us-gaap_IncreaseDecreaseInAccruedTaxesPayable
Net cash provided by (used in) operating activities 4,137,353us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations (200,450)us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations 1,704,876us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations
Cash flows from investing activities      
Capital expenditures and other additions (7,027,999)us-gaap_PaymentsToAcquireMachineryAndEquipment (1,130,621)us-gaap_PaymentsToAcquireMachineryAndEquipment (11,054)us-gaap_PaymentsToAcquireMachineryAndEquipment
Purchases of intangible assets (4,169,649)us-gaap_PaymentsToAcquireIntangibleAssets 0us-gaap_PaymentsToAcquireIntangibleAssets (2,715,453)us-gaap_PaymentsToAcquireIntangibleAssets
Net cash used in investing activities (11,197,648)us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations (1,130,621)us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations (2,726,507)us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations
Cash flows from financing activities      
Proceeds from bank loans 2,944,000us-gaap_ProceedsFromBankDebt 2,503,747us-gaap_ProceedsFromBankDebt 2,373,145us-gaap_ProceedsFromBankDebt
Repayment of bank loans (2,948,700)us-gaap_RepaymentsOfLinesOfCredit (2,502,457)us-gaap_RepaymentsOfLinesOfCredit (1,580,436)us-gaap_RepaymentsOfLinesOfCredit
Capital contributed by non-controlling interest 0us-gaap_ProceedsFromMinorityShareholders 329,576us-gaap_ProceedsFromMinorityShareholders 0us-gaap_ProceedsFromMinorityShareholders
Net proceeds from option exercises 194,300us-gaap_ProceedsFromStockOptionsExercised 0us-gaap_ProceedsFromStockOptionsExercised 0us-gaap_ProceedsFromStockOptionsExercised
Net proceeds from issuance of common stock 6,066,546us-gaap_ProceedsFromIssuanceOfCommonStock 0us-gaap_ProceedsFromIssuanceOfCommonStock 0us-gaap_ProceedsFromIssuanceOfCommonStock
Net cash provided by financing activities 6,256,146us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations 330,866us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations 792,709us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations
Effect of exchange rate fluctuations on cash and cash equivalents (61,033)us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents 87,820us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents 39,766us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents
Net decrease in cash and cash equivalents (865,182)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease (912,385)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease (189,156)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
Cash and cash equivalents at beginning of year 2,592,945us-gaap_CashAndCashEquivalentsAtCarryingValue 3,505,330us-gaap_CashAndCashEquivalentsAtCarryingValue 3,694,486us-gaap_CashAndCashEquivalentsAtCarryingValue
Cash and cash equivalents at end of year 1,727,763us-gaap_CashAndCashEquivalentsAtCarryingValue 2,592,945us-gaap_CashAndCashEquivalentsAtCarryingValue 3,505,330us-gaap_CashAndCashEquivalentsAtCarryingValue
Supplemental cash flow information      
Income tax paid 188,695us-gaap_IncomeTaxesPaid 688,219us-gaap_IncomeTaxesPaid 1,416,958us-gaap_IncomeTaxesPaid
Interest paid 176,231us-gaap_InterestPaid 159,482us-gaap_InterestPaid 149,488us-gaap_InterestPaid
Uncollected option exercise proceeds recorded as other receivable $ 0dhrm_UncollectedOptionExerciseProceedsRecordedAsOtherReceivable $ 11,600dhrm_UncollectedOptionExerciseProceedsRecordedAsOtherReceivable $ 0dhrm_UncollectedOptionExerciseProceedsRecordedAsOtherReceivable