What can we send if we use registered post?

如果我们用挂号信可以寄什么？

Is there any special security for the registered post?

挂号信有什么特别的安全措施吗？

If you want a speedy service for articles of value with extra security of handling en route, and wish to have compensation in the event of loss or damage you should use registered post.

如果您想为贵重物品提供快速的服务，并在途中提供额外的安全处理，并且希望在发生损失或损坏时获得赔偿，您应该使用挂号信。