Shall party b fail to deliver according to the time , place , variety or quantity which are stipulated in the 《 ncen import purchase sheet 》 , party a has the right to deduct 4 value of goods in default by fax from the bank which issued the l / g 如乙方未按《购货清单》约定的期限、地点、品种或数量向甲方供货,甲方有权以传真方式向为乙方开具《付款保函》的银行直接扣收《购货清单》中违约货物金额的4的违约金。