==========跟单区(id, item, link, qty, price, contact)， 越线直接忽略，不下单====必须给电话，可以站短，没有电话的直接忽视
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，不要说加上运费超过多少钱。。。）
还有免运费吗？
想跟团
ID: 有靓宝的生活
item: Munchkin Three Stay Put 3-Pack Suction Bowl
Link: http://www.amazon.com/Munchkin-Count-Stay-Suction-Bowl/dp/B000JOT2RO/ref=sr_1_1?s=baby-products&ie=UTF8&qid=1370842291&sr=1-1&keywords=Munchkin+Suction+Bowl
Price: 9.99
unit: 1
ID: 有靓宝的生活
item: Munchkin Three Stay Put 3-Pack Suction Bowl
Link: http://www.amazon.com/Munchkin-Count-Stay-Suction-Bowl/dp/B000JOT2RO/ref=sr_1_1?s=baby-products&ie=UTF8&qid=1370842291&sr=1-1&keywords=Munchkin+Suction+Bowl
Price: 9.99
unit: 1
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