下载掌阅APP，畅读海量书库
立即打开
|
|
Q: What is ivoucher?
A: You can use it to buy books in our online bookstore?
Q: What is the difference between ivoucher and icoin?
A:ivoucher is equal to the value of icoin,but it has expiry date. You must use it to purchase books before it's expired while icoin is valid forever.