==========跟单区(id, item, link, qty, price, contact)， 越线不下单====必须给电话，可以站短，没有电话不下单
并且希望注明价格浮动范围，即超过多少钱就不要了（不包括运费。。。）
amazon 跟单：）三宝妈，帮我看看我的这个能跟不， 谢谢~~
id： michellexs
contact：91195255
item：LEGO DUPLO Princess Ariel Undersea Castle 10515
qty：1
price：29.97
link: http://www.amazon.com/LEGO-DUPLO-Princess-Undersea-Castle/dp/B00A88EP9Q/ref=sr_1_4?s=toys-and-games&ie=UTF8&qid=1370867996&sr=1-4&keywords=lego+duplo+Princess
contact：91195255
item：LEGO DUPLO Princess Ariel Undersea Castle 10515
qty：1
price：29.97
link: http://www.amazon.com/LEGO-DUPLO-Princess-Undersea-Castle/dp/B00A88EP9Q/ref=sr_1_4?s=toys-and-games&ie=UTF8&qid=1370867996&sr=1-4&keywords=lego+duplo+Princess
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