The buyer argued that it had been the business practice during the parties' long-term trading relationship that the buyer was only bound to open the L/C after both parties had agreed on the eligibility of the goods after their inspection.
买方辩称，当事双方长期贸易关系中的商业惯例是买方只有在当事双方检验之后同意货物合格后，才开立信用证。