Kangdi(China) Software Trade Ltd, Linda is seller,skyp.e:vipsoft7.

We spcialized in computer accessories like operating system windows7 /8.1/10 and offie 2010/2013/2016 and so on. 
We are only suply genuine keys here. I promise we' ll have a good corporation. 
We sell all different kind of OEM sticker and disc in china, in our factory all the KEY are 100% original OEM, not MSDN,and all can be activated online, i can 100% guarantee for you. 

Any question, kindly let me know.