1) TT :30% advance payment ,70% before ship or against the copy of BL.
2) LC: 30% advance payment ,balance pay by LC at sign.
3) OA:It need sign three part contract ,we sign contract with Alibaba and then Alibaba sign contract with customers company ,we can ship goods to you and customers can pay after several month.
4)If you need another payment way ,we can discuss .
