题目内容

我方某出口企业于10月1日向日商发盘称:阿托品,每100盎司一批,大连船上交货价为5美圆一盎司,5日内复到有效。日商于10月7日回电表示接受,我方立即电告对方其接受有效,并着手备货。两天后,日商来电称7日电传超出发盘有效期,属无效接受,认为合同不成立。 问:请问日商做法是否合理?

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