Finance

Check whether a mainland China mobile number is active, vacant, suspended, risky, or silent, with carrier and location details.

Enter profit margin, return rate, and other cost proportions to quickly calculate break-even ROI and ROAS for ad spending, with sensitivity analysis included—see the safety threshold at a glance.

Enter a bank card number to instantly check the issuing bank, location, card type, and customer service phone number. Supports UnionPay and other major card networks.

Accurately calculate your provident fund loan monthly payments and total interest. Supports both fixed payment and fixed principal repayment methods.

Quickly calculate your sick leave pay and payout percentage based on your years of service and monthly salary.

Quickly calculate the annualized interest rate or APY by entering your principal, final amount, and time period.

Calculate Net Present Value (NPV) and determine project investment value.

Accurately calculate deed tax, VAT, and personal income tax for resale property transactions. Quickly get an itemized tax breakdown and total costs.

Batch verify the consistency of ID, name, and phone numbers to prevent fraud and fake information.

Quickly convert between annual interest rates, monthly interest rates, and daily interest rates. Supports both simple interest and effective annual rate modes.

Check how long a phone number has been active on a carrier network to assess its stability and activity level.

Input principal, annual interest rate, and number of periods to quickly get monthly interest rate, monthly interest, and monthly payment.

Accurately verify the consistency of a user's name, bank card number, and ID number to ensure financial transaction security and authentic identities.

Calculate your maximum loan amount and monthly payments based on your income and debts to help budget for a new home or car.

Bulk verify user identities using name, bank card number, and ID number.

Verify the cardholder's name, bank card number, ID number, and phone number. Ensure information authenticity for real-name authentication and fraud prevention.

Enter a corporate bank account number to instantly find its registered province and city. Supports account name for enhanced accuracy.

Calculate your payment per installment, fees, and total repayment for a credit card installment plan

Bulk check mobile number portability (MNP) status and current carriers. Ideal for enterprise data cleansing and SMS marketing.

Enter your principal, interest rate, and time period to quickly calculate simple interest and the total amount.