题目内容：

假定你是李华，你在国外购物网站购买的智能手机出现了故障。请你向厂家写一封投诉信，要点包括：

1.出现的故障；     2.对售后服务的不满；        3.你的要求。

注意：1.词数100左右；    2.可以适当增加细节，以使行文连贯。

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