Blue Line Holdings, Inc. (BLNH) › Cost of RevenueBlue Line Holdings, Inc. (BLNH) — Cost of RevenueAnnual figures by fiscal year, from SEC filings.No annual Cost of Revenue data is available for this company yet.Other metrics: RevenueGross ProfitOperating IncomeNet IncomeEPS (Diluted)Total AssetsTotal LiabilitiesShareholders' EquityCash & EquivalentsOperating Cash FlowCapital ExpendituresShares OutstandingDividends Per Share