==========跟单区(id, item, link, qty, price, contact) ====
跟单
id 衣食无忧
item 12643680 鱼油1500 120颗的
qty: 4
price: 16.2 USD
contact: 82001086
http://www.gnc.com/GNC-Triple-Strength-Fish-Oil-1500/product.jsp?productId=12643680&cp=4046473.28446416
item 12643680 鱼油1500 120颗的
qty: 4
price: 16.2 USD
contact: 82001086
http://www.gnc.com/GNC-Triple-Strength-Fish-Oil-1500/product.jsp?productId=12643680&cp=4046473.28446416