Nowadays, people like to go shopping online, we can buy whatever we want. Shopping online has been a big market, people not only save time, but also save money. If we want to buy something, we just type the name, click on the computer, then the thing you want is in front of you, there will be many choices, the shops are showed up, the different shop has different price, we can choose the product with the suitable price. Group shopping provides the product
