A leading supplier who specialized in android mini pc area. Professsional manufacturer and trading company for quad core S400, dual core mk809 ii mk809, mk808b,etc.Shenzhen Realtime M&C Co., Ltd concentrate in 3 areas:Customers come first: keep our clients enjoying the best quality while spending the least money.Quality Assurance: Keep pace with the times and NEVER sell any inferior products!After: sales Guarantee, Keep following up the orders and providing best after:service 7 to 11 when clients have any questions!We provide not only service, but also solutions;We seek for not only business partners, but friend from all over the world!