After sign the contract, most customers are using T/T and L/C payment :
T/T: Telegraph Transfer : 30% T/T downpay , 70% pay by T/T before shipping.
L/C: Letter Of Credit : 100% irrevocable L/C at sight
T/T+L/C: 30%T/T downpay, 70% pay by irrevocable L/C at sight