Chao cac ban

Hi everybody!! that is inerested in this bog. I am Admin, Xeko. My full name is Vo Trong Nhan. I sorry because it's a long time not to update content. A the present, I'm so busy with my final project about Paper tech. I hope I will post the next topic as soon as possiple.

Please contact with me : trongnhan479@gmail.com to clear the detail.
thanks alot