1.About China Post Ordinary Small Packet  Plus.The Shipping Method can help save your Shipping Fee about $2(under $4.99 of the order),only one different :China Post Ordinary Small Packet Plus will no tracking informtaion,please know and understand.
2.About China Post Registered Air Mail,This Shipping have Tracking Information,You May Need Pay For Shipping Cost.
3.About Shipping Time:Generally speaking,It need 10 ~60 days to arrive your here for most country(Except Brazil).
4.If you want to get the package as soon as possible,You can also choose other Shipping Method(for example DHL or EMS).But you need pay shipping fee.