芝麻信用评估
芝麻信用评分是合法独立的信用评估及信用管理机构，授权后得到分数越高，代表信用越好
How to redeem:
Step 1: Use promo code 10PRIMENOW to get $10 off your first Amazon order now
Step 2: Receive an email from Amazon on July 13, 2016 with a new promo code
Step 3: Use the new promo code to get $10 off a future order placed between July 13, 2016 and July 31, 2016
2016-07-13
是不是只有paperwhite 3 套装才七折啊，kindle voyage套装不会也七折吧，这样我会哭死的
2016-07-13
