Manufacturing & Quality Calculators
AQL sampling, defect rate cost, production lead time, factory capacity, tooling, and quality inspection ROI calculators for China manufacturing.
AQL Sampling Calculator — Quality Inspection Sample Size
Use our aql sampling calculator to calculate the correct AQL sample size and accept/reject numbers for quality inspections of China factory orders. Based on ISO 2859-1 / ANSI/ASQ Z1.4 standards.
Defect Rate Cost Calculator — Quality Failure Impact
Use our defect rate cost calculator to calculate the financial cost of product defects from China. Factor in rework cost, scrap rate, returns, and customer service impact.
Quality Inspection Cost Calculator — China Factory Audit
Use our quality inspection cost calculator to calculate the cost of pre-shipment quality inspection for China factory orders. Compare inspection cost vs risk of not inspecting.
Production Lead Time Calculator China
Use our production lead time calculator china to calculate total production lead time from China including sampling, approval, production, and shipping. Plan your inventory reorder dates.
Factory Capacity Calculator — China Manufacturing Output
Use our factory capacity calculator to calculate factory production capacity and whether your order can be completed by your required date. Estimate output per day/week/month.
OEM vs ODM Cost Calculator — China Manufacturing Options
Use our oem vs odm cost calculator to compare costs of OEM (custom design) vs ODM (manufacturer's design) sourcing from China. Includes tooling, NRE, and per-unit cost differences.
Tooling Mold Cost Calculator China
Use our tooling mold cost calculator china to calculate how tooling and mold costs amortize across your production runs. Find the break-even unit quantity where mold costs are recovered.
Product Testing Cost Calculator China
Use our product testing cost calculator china to calculate laboratory testing costs for China imports. Covers CPSC, ASTM, EN71, RoHS, and other required safety tests.
Product Certification Cost Calculator
Use our product certification cost calculator to estimate compliance certification costs for China-manufactured products: CE marking, FCC, UL listing, ETL, RoHS, and more.
Packaging Cost Calculator China
Use our packaging cost calculator china to calculate packaging costs for China-sourced products. Includes inner packaging, master carton, custom box printing, and labeling.
Product Labeling Compliance Cost
Use our product labeling compliance cost to calculate labeling and compliance costs for China imports including FDA, CPSC, CA Prop 65, EU CE labeling requirements.
Rejection Rate Impact Calculator — Cost of Failed Inspections
Use our rejection rate impact calculator to calculate the financial and time cost of factory inspection failures and rejected batches from China. Model re-inspection and rework costs.
Factory Audit Cost China
Use our factory audit cost china to calculate the cost of auditing a Chinese factory: social compliance audit, quality audit, and anti-bribery audit costs by audit type.
MOQ Optimization Calculator — Find Your Ideal Order Size
Use our moq optimization calculator to find the optimal order quantity that balances MOQ requirements, inventory costs, and cash flow for China import businesses.
Sample to Production Timeline China
Use our sample to production timeline china to calculate the full timeline from initial sample request to final production delivery for China-manufactured products.
About Manufacturing & Quality Calculators
AQL sampling, defect rate cost, production lead time, factory capacity, tooling, and quality inspection ROI calculators for China manufacturing. All calculators are free, require no account, and use official formulas sourced from CBP, USITC, IATA, and industry standards.
Each calculator page includes the mathematical formula used, a worked example with real China importing numbers, a reference table for quick lookups, and a comprehensive FAQ section targeting the questions importers actually search for on Google.