關稅試算

Customs Duty Calculation (Main Function)
Product Search/Input: Enter the product name in Chinese/English (e.g., "jeans", "iPhone")
Automatic Tariff Reference: The system automatically matches the tariff code and tax rate based on keywords.
Amount Input: Enter the product price (Duty-paid value = Product price + Freight + Insurance)
Automatic Calculation:
Import Duty = Duty-paid value × Import Duty Rate
Commodity Tax = (Duty-paid value + Import Duty) × Commodity Tax Rate (if applicable)
Business Tax = (Duty-paid value + Import Duty + Commodity Tax) × 5%
Total Taxes = Import Duty + Commodity Tax + Business Tax
Results Display: Displays a detailed breakdown of all taxes and fees.