TANCHENG GROUP CO., LTD. (QSJC) › Cost of RevenueTANCHENG GROUP CO., LTD. (QSJC) — Cost of RevenueAnnual figures by period end, from SEC filings.2022-12-31: $517.2K2023-12-31: $1.61M2024-12-31: $365.6K2025-12-31: $162.4K$162.4K2022-12-31Cost of Revenue (USD)2025-12-31Period endedCost of RevenueChange YoYSource filing2025-12-31$162.4K-55.6%2026-03-31From 2025-01-012024-12-31$365.6K-77.3%2026-03-31From 2024-01-012023-12-31$1.61M+210.9%2025-03-26From 2023-01-012022-12-31$517.2K—2024-03-29From 2022-01-01Other metrics: RevenueGross ProfitOperating IncomeNet IncomeEPS (Diluted)Total AssetsTotal LiabilitiesShareholders' EquityCash & EquivalentsOperating Cash FlowCapital ExpendituresShares OutstandingDividends Per ShareWeighted Average Diluted SharesEPS (Basic)