Dear Customer? you can choose your favorite products sequence number to buy goods.

Serial Number: 1??	Serial Number: 2???
Serial Number: 3??	Serial Number: 4??
Serial Number: 5??	? Serial Number: 6?
Serial Number: 7??	Serial Number: 8??
Serial Number: 9??	Serial Number: 10??

Serial Number: 11?	? Serial Number:?12
Serial Number:?13	Serial Number:?14