1. 100% upfront payment;1) PayPal PayPal: [email protected], with 4% transaction fee. We advise this method for less than $1,000 transaction. 2) Bank T/T, with a $30 transaction cost. We advise this method for over $1,000 transaction.3) Western Union, with a $30 transaction fee.2. Customers can also apply for other flexible payment terms. Please review it with our customer support staff.3. For 1-4 layers PCB prototypes, Customer can pay on receipt.